Breathable and sweat-absorbing underwear

By incorporating a skin-friendly layer made of nylon mesh and bamboo fiber blend, an open-cell sponge breast pad layer, and a hollowed-out silicone reinforcement sheet into the underwear, the problems of underwear falling off during exercise and poor moisture-wicking performance are solved, achieving stable support and breathable sweat-wicking effects, making it suitable for wearing in multiple scenarios.

CN224670889UActive Publication Date: 2026-08-25DONGGUAN JINGFU GARMENT CO LTD
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Patent Information

Application Number
CN202522078691.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-26
Publication Date
2026-08-25
Estimated Expiration
2035-09-26

AI Technical Summary

Technical Problem

Traditional bras are prone to falling off or shifting during exercise, failing to provide effective support and shaping for the breasts. Furthermore, they have poor moisture-wicking properties in high-temperature environments, leading to stuffiness and discomfort.

Method used

The skin-friendly layer is made of a blend of nylon mesh and bamboo fiber, combined with an open-pore sponge chest pad and a hollowed-out silicone crescent reinforcement piece, along with silicone fixing strips and shoulder straps and side wall straps made of a blend of nylon and spandex, forming a stable support structure that enhances breathability and sweat absorption.

Benefits of technology

It keeps you dry and comfortable during exercise and in high-temperature environments, prevents bra shifting and breast sagging, and improves breathability and sweat absorption, making it suitable for wearing in multiple scenarios.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a breathable and sweat-absorbing underwear, which comprises an underwear cup, two underwear cups are arranged, a connecting belt is fixedly connected between the two underwear cups, a side wall belt is fixedly connected to the side wall of each of the two underwear cups, a shoulder strap is fixedly connected between the side wall of the side wall belt and the side wall of each of the two underwear cups, a crescent reinforcing piece is arranged on the inner side of each of the two underwear cups, each of the two underwear cups comprises a skin layer and a breast pad layer, the breast pad layer is arranged in the middle of the skin layer, the skin layer is made of nylon mesh cloth and bamboo fiber, the breast pad layer is made of open-cell sponge, the crescent reinforcing piece is made of silica gel, the silica gel is in a hollow shape, the connecting belt is made of nylon mesh cloth, and a silica gel fixing strip is arranged on the inner side of each of the two shoulder straps and the edge of the side wall of each of the two underwear cups. The structure has the advantages of breathability, sweat absorption, stability, cup running prevention and skin comfort, and can meet the wearing requirements in multiple scenes.
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Description

Technical Field

[0001] This utility model relates to the field of underwear technology, and in particular to a breathable and sweat-absorbent underwear. Background Technology

[0002] Underwear refers to clothing worn close to the skin. With the increasing popularity of healthy living concepts, people's demands for the comfort and functionality of clothing are rising. In sports, outdoor activities, and work and life scenarios in high-temperature environments, the poor moisture-wicking performance of traditional underwear becomes apparent, failing to meet people's needs to keep their bodies dry and comfortable. At the same time, the influence of social media and fashion trends has made breathable and sweat-wicking underwear not only popular during sports but also gradually becoming part of everyday casual wear.

[0003] While applying for this utility model, a search revealed a Chinese patent disclosing a "novel breathable and sweat-wicking underwear fabric," application number "201921570004.8." This fabric utilizes a health-care layer composed of core-spun yarn and germanium fiber yarn. The germanium fiber yarn possesses excellent far-infrared emission and negative ion properties, promoting blood circulation, providing warmth, and preventing static electricity to keep the underwear dry. The pearl fiber in the core-spun yarn nourishes the skin and delays skin aging. The nylon incorporated within the core-spun yarn perfectly avoids the abrasion-prone nature of pearl fiber, thereby increasing the durability of the pearl fiber. The bra's lifespan is enhanced by the perpendicular interlocking of the first and second elastic layers of Lily fiber, ensuring excellent elasticity both horizontally and vertically. It also boasts superior moisture absorption and air-balancing properties. Lily fiber dries easily and is wrinkle-free. Ventilation holes in the elastic layer provide excellent breathability. A blend of bamboo and cotton fibers forms the sweat-wicking layer, offering excellent water absorption, antibacterial properties, moisture wicking, breathability, and anti-static properties. The blend with cotton effectively mitigates the fragility of bamboo fiber. However, the bra may slip or shift during exercise, and the lack of support and shaping for the breasts may lead to sagging and displacement over time. Utility Model Content

[0004] The purpose of this utility model is to provide a breathable and sweat-absorbent underwear that combines the advantages of breathability, sweat absorption, stable anti-slip cups, and skin-friendly comfort, and is suitable for wearing needs in multiple scenarios.

[0005] To achieve the above objectives, a breathable and sweat-absorbent underwear is provided, comprising: an underwear cup, wherein two underwear cups are provided, a connecting strap is fixedly connected between the two underwear cups, a side wall strap is fixedly connected to the side wall of each of the two underwear cups, a shoulder strap is fixedly connected between the side wall of each of the two underwear cups and the side wall of each of the two side wall straps, and a crescent-shaped reinforcing piece is provided on the inner side of each of the two underwear cups.

[0006] According to the aforementioned breathable and sweat-wicking underwear, both of the underwear cups include a skin-contact layer and a breast pad layer, wherein the breast pad layer is disposed in the middle of the skin-contact layer.

[0007] According to the aforementioned breathable and sweat-wicking underwear, the skin-contact layer is made of a mixture of nylon mesh and bamboo fiber weaving, and the breast pad layer is made of open-pore sponge.

[0008] According to the aforementioned breathable and sweat-wicking underwear, the crescent-shaped reinforcing piece is made of silicone, and the silicone is perforated.

[0009] According to the aforementioned breathable and sweat-wicking underwear, the connecting strap is made of nylon mesh fabric.

[0010] According to the aforementioned breathable and sweat-wicking underwear, silicone fixing strips are provided on the inner sides of both shoulder straps and the edges of the side walls of both bra cups.

[0011] According to the aforementioned breathable and sweat-wicking underwear, both sidewall straps are made of a mixture of nylon and spandex, and the shoulder straps are made of a mixture of nylon and spandex.

[0012] According to the breathable and sweat-wicking underwear, one of the two sidewall straps has a plurality of rows of hooks spaced apart on its inner side, and the other of the two sidewall straps has a plurality of buckles spaced apart on its outer side.

[0013] The above-mentioned solution has the following beneficial effects: 1. This utility model utilizes the open-pore sponge breast pad with a large number of breathable holes, which can quickly expel the hot and humid air inside the bra cup. The nylon mesh fabric in the skin-contact layer has a mesh structure, and the bamboo fiber has natural moisture-absorbing properties. The blend of the two can quickly absorb sweat from the skin surface and guide it outwards until the sweat evaporates. It is especially suitable for wearing in summer or during sports, keeping the skin dry for a long time. The silicone strips on the inside of the shoulder straps and the edge of the bra cup can increase the friction with the skin and prevent the shoulder straps from slipping during activities. The silicone strips can closely fit the curve of the chest and reduce the shifting and rolling of the bra cup.

[0014] 2. This utility model provides support while avoiding the bulkiness of traditional silicone through a hollowed-out silicone crescent reinforcement sheet, improving local breathability. The overall material combination takes into account both support and flexibility, so there is no tightness or pressure when wearing it, making it suitable for people with different breast shapes.

[0015] Additional aspects and advantages of this invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. Attached Figure Description

[0016] The present invention will be further described below with reference to the accompanying drawings and embodiments; Figure 1This is a three-dimensional view of a breathable and sweat-absorbent underwear according to the present invention; Figure 2 This is a cross-sectional view of a breathable and sweat-wicking underwear according to the present invention. Figure 3 This is a cross-sectional view of the bra cup interface of a breathable and sweat-absorbent underwear according to this utility model. Figure 4 This is a three-dimensional view of the crescent-shaped reinforcing piece of a breathable and sweat-absorbing underwear according to this utility model.

[0017] Legend: 1. Bra cup; 2. Connecting strap; 3. Crescent-shaped reinforcing piece; 4. Shoulder strap; 5. Silicone fixing strip; 6. Side wall strap; 7. Skin-contact layer; 8. Breast pad layer. Detailed Implementation

[0018] This section will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the accompanying drawings. The purpose of the drawings is to supplement the textual description with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but they should not be construed as limiting the scope of protection of the present utility model.

[0019] Reference Figure 1-4 This utility model discloses a breathable and sweat-absorbing underwear, comprising: an underwear cup 1 for supporting the breast; two underwear cups 1 are provided; a connecting strap 2 is fixedly connected between the two underwear cups 1 for connecting the two underwear cups 1; side wall straps 6 are fixedly connected to the side walls of the two underwear cups 1 for mutual fixation and to accommodate accessory breast tissue; shoulder straps 4 are fixedly connected between the side walls of the two underwear cups 1 and the side walls of the two side wall straps 6; and crescent-shaped reinforcing pieces 3 are provided on the inner side of the two underwear cups 1 to conform to the lower edge of the breast, providing stable upward support for the lower edge of the breast, preventing the breast from sagging or shaking, and preventing deformation of the underwear cups 1.

[0020] Both bra cups 1 include a skin-contact layer 7 and a breast pad layer 8 for privacy protection, sweat absorption and breathability, with the breast pad layer 8 located in the middle of the skin-contact layer 7.

[0021] The skin-contact layer 7 is made of a blend of nylon mesh and bamboo fiber. Bamboo fiber has a naturally delicate feel against the skin, reducing friction when in direct contact. Its high moisture absorption allows it to quickly absorb sweat from the skin's surface, preventing sweat residue. The dense open-pore structure of the nylon mesh creates "air channels," quickly channeling the sweat absorbed by the bamboo fiber to the outer fabric for evaporation, avoiding the slow drying and stuffiness issues associated with bamboo fiber. This combination enhances both sweat absorption and breathability. The chest pad layer 8 is made of open-pore sponge. The sponge has a completely open-pore structure with no closed gaps, allowing air and moisture to circulate freely. It also has a certain sweat-absorbing capacity, allowing sweat to penetrate directly through the pores to the outer fabric, where it is then drained away.

[0022] The crescent-shaped reinforcing patch 3 is made of silicone, and the silicone is hollow. Silicone has a certain degree of toughness, which can provide stable upward support for the lower edge of the breast. At the same time, it is softer than traditional underwires, so it will not compress the mammary glands or cause marks. The silicone material can deform slightly with the body's curves, so it can closely fit the contour of the lower edge of the breast, reduce the gap between the reinforcing patch and the skin, and prevent it from shifting during wear. The hollow design allows the hollow part to breathe and sweat smoothly, preventing stuffiness.

[0023] The connecting strap 2 is made of nylon mesh fabric, which is wear-resistant and breathable. As a connector for the two bra cups 1, it plays a role in tensile and abrasion resistance as well as breathability.

[0024] Silicone fixing strips 5 are provided on the inner side of the two shoulder straps 4 and the side edge of the two bra cups 1 to strengthen the fixation, fix the position of each layer of fabric, prevent rolling or slipping during wear (such as the underband moving up or the bra cups shifting), and improve the fit.

[0025] Both side wall straps 6 are made of a blend of nylon and spandex. Nylon itself has excellent abrasion resistance and structural stability. When combined with spandex, it can quickly rebound after stretching, is not easy to loosen, and can form a tight and close-fitting wrap. It pushes the underarm fat into the bra cup 1 and reduces the phenomenon of displacement. The shoulder straps 4 are made of a blend of nylon and spandex. Spandex provides high elasticity, can stretch and contract with body movement and is not easy to deform, while nylon enhances abrasion resistance and breakage resistance, extending the service life of the shoulder straps.

[0026] The inner side of one of the two sidewall strips 6 is provided with multiple buckles at intervals, and the outer side of the other sidewall strip 6 is provided with multiple buckles at intervals. The buckles and buckles work together to fix the strips.

[0027] Working principle: When wearing, align the bra cup 1 with the breast. The two crescent-shaped reinforcing pieces 3 are made of hollow silicone, providing support and preventing the bra cup 1 from deforming. The hollow design also allows for good breathability, preventing stuffiness. The bra is secured by the buckles and hooks-and-eye closures on the side straps 6. The shoulder straps 4 are made of a blend of nylon and spandex, offering a soft feel, conforming to the skin, and preventing slippage. Silicone securing strips are provided on the skin-contacting side of the shoulder straps 4 and the skin-contacting edge of the bra cup 1 (chest edge side). 5. It can reduce the occurrence of bra shifting and help to fix it firmly. The two side wall straps 6 are made of a mixture of nylon and spandex, which greatly improves elasticity and resilience. After the two side wall straps 6 are fixed around the chest, they can form a "tight and close-fitting" wrap around the chest (under the armpits) and tighten the underarm fat. The breast pad layer 8 of the bra cup 1 is an open sponge, which allows air and moisture to circulate freely. The sweat absorbed by the open sponge can directly penetrate into the outer skin-contact layer 7, avoiding the stuffiness and stickiness caused by excessive sweating during exercise.

[0028] The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings. However, the present utility model is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the spirit of the present utility model.

Claims

1. A breathable and sweat-wicking underwear, comprising: The bra cup (1) is characterized in that there are two bra cups (1), a connecting strap (2) is fixedly connected between the two bra cups (1), a side wall strap (6) is fixedly connected to the side wall of each of the two bra cups (1), a shoulder strap (4) is fixedly connected between the side wall of each of the two bra cups (1) and the side wall of each of the two side wall straps (6), and a crescent reinforcing piece (3) is provided on the inner side of each of the two bra cups (1).

2. The breathable and sweat-wicking underwear according to claim 1, characterized in that, Both bra cups (1) include a skin-contact layer (7) and a breast pad layer (8), with the breast pad layer (8) disposed in the middle of the skin-contact layer (7).

3. The breathable and sweat-wicking underwear according to claim 2, characterized in that, The skin-adhesive layer (7) is made of a mixture of nylon mesh and bamboo fiber weaving, and the breast pad layer (8) is made of open-pore sponge.

4. The breathable and sweat-wicking underwear according to claim 1, characterized in that, The crescent-shaped reinforcing sheet (3) is made of silicone, and the silicone is hollow.

5. The breathable and sweat-wicking underwear according to claim 1, characterized in that, The connecting belt (2) is made of nylon mesh.

6. The breathable and sweat-wicking underwear according to claim 1, characterized in that, Silicone fixing strips (5) are provided on the inner side of the two shoulder straps (4) and the side wall edge of the two bra cups (1).

7. The breathable and sweat-wicking underwear according to claim 1, characterized in that, Both sidewall straps (6) are made of a mixture of nylon and spandex, and the shoulder strap (4) is made of a mixture of nylon and spandex.

8. The breathable and sweat-wicking underwear according to claim 1, characterized in that, The inner side of one of the two sidewall strips (6) is provided with a plurality of buckles spaced apart, and the outer side of the other sidewall strip (6) is provided with a plurality of buckles spaced apart.

Citation Information

Patent Citations

  • Novel breathable sweat-absorbing underwear fabric

    CN210970181U