The Ultimate Run Sports Bra with padded cups is designed specifically for runners, providing support and friction free movement as you run. It's also perfect for anyone doing intense exercise. The cups are moulded to give shape, but remain breathable and light to allow movement. The straps are wide, padded and adjustable so you can find your ultimate comfort. The hook and eye closure at the back gives added support and hold, reducing bounce by nearly 80%. 81% Nylon, 10% Polyester, 9% Elastane Do not bleach. Do not professionally dry clean. Do not tumble dry. Do not iron. Hand wash only.