The utility model discloses casual shorts with a contractible and adjustable
waist, and relates to the technical field of casual shorts. Comprise a shorts body, a front fly is arranged on the front side of the shorts body, a zipper is sewn on the front fly, buttons and buttonholes are arranged at the two ends of the front fly respectively, the buttons and the buttonholes are connected in a buckled mode, front
waist vent openings are formed in the two ends of the front side of the shorts body, and front elastic cloth is sewn on the lower portions of the front
waist vent openings. According to the casual shorts with the contractible and adjustable waist, the waist vent is formed in the periphery of the waist part of the shorts, the movement freedom degree can be increased, the waist part of the shorts can be prevented from being too tight, and the elastic cloth and the elastic band are arranged in the waist vent, so that the vent is filled, and the appearance integrity is kept; and secondly, the elastic cloth and the elastic band have good stretching
recovery and shape keeping functions, so that enough
extensibility can be provided when a wearer does sports or performs daily activities, and the adjustment of the tightness of the waist of the short pants is realized, so that the comfort and the degree of freedom are ensured.