【Material 】90% Nylon, 10% Spandex 【Soft Elastic Mens Jockstrap Underwear】The main material is nylon which its most outstanding advantage is that the wear resistance is higher than all other fibers, good elasticity and not easy to deformation, has remarkable anti-wrinkle ability. Absorb sweat and breathe freely, light and soft. Enable mens jockstrap are comfortable to wear and hold every moment. 【Sexy Jockstrap】Design with Low rise and huge contour pouch. The two straps are held in place on either side of the hip. 【Ideal Athletic Supporter】it is extremely breathable and adaptable to any strenuous exercise by the wearer, ideal for sports fittness and bike cycling while still leaving no trace. 【Sizes】S: 66-73cm/26-28.7" ; M: 71-79cm/28-31.1" ; L: 76-85cm/29.9-33.5" ; XL: 81-90cm/31.9-35.4".