Separated eye and orinasal pockets cut mask dead space, lowering CO2 buildup while maintaining sealing and breathing comfort.
Higher-friction inner surfaces and a thicker elastic edge help a silicone swim cap stay in place while fitting varied head shapes and hair.
A rotating cam elastically deforms the inner frame so diving mask lenses can be removed easily without damage while preserving watertight sealing.
Variable-thickness curved goggle lenses reduce underwater image dilation and horizontal distortion while preserving wide panoramic vision.
A bulbous stretchable cap with an elastic seal keeps locs, braids, and afros dry while accommodating high hair volume during swimming.
A rotating cam elastically deforms the inner frame so diving mask lenses can be assembled or removed without high force, damage, or finger injury.