STANDING GUARD BETWEEN YOU AND WILD PITCHES. The Nike Diamond Elbow Guard helps absorb impact from wild pitches with a hard, yet lightweight shell in a low-profile design that lets you move naturally. Sweat-wicking technology helps you stay dry and comfortable, while an adjustable strap provides a personalized fit. Benefits:Nike Dri-FIT technology moves sweat away from your skin for quicker evaporation, helping you stay dry and comfortable. An adjustable single strap with a hook-and-loop closure allows you to create a comfortable fit. [] Product Details:66% polyethylene/15% polyester/11% ethylene vinyl acetate/4% rubber/4% polyurethane. Imported. Style: N1003440; Color: Black; Size: One Size; Gender: Unisex; Age Group: Adult | Nike Diamond Baseball Batter's Elbow Guard in Black, Size: One Size | N1003440-091