This two-piece everyday essentials set is where performance wear starts. The boxers are made of stretchy poly knit fabric for a comfy fit, and enhanced with moisture-wicking Dri-FIT Technology to help you stay cool and dry as you move throughout the day. The matching crew socks are made of a cored poly blend and features comfy cushioning on the bottom, heel, and toe to help absorb impact during every run, jump and bound. Product Details Boxer Briefs: 90% recycled polyester/10% elastane. Socks: 97% polyester/3% elastane Machine Wash Imported