The Sportneer Padded Bike Shorts For Men Are Made Of 4D Padded Men'S Cycling, Critical Saddle Support: Fitted with 3 layers of high performance sponge cushioning for maximum comfort. Breather material keep the seat dry even during strenuous exercise. Second Skin Fit: Excellent stretch on seams gives a sculpted-to-the-skin feel that maximizes both comfort and aero efficiency. No Sweat Breathable: 82% Nylon, 18% Spandex blend provides optimum moister transfer, keeping you dry and chafe free no matter how long the road ahead. Silicone Gripper: Integrated grip on the leg of the shorts offers a stay-put fit for greater freedom on the saddle. Cat Eye Reflector: Highly visible reflector on logo makes for safer roadside riding after dark.