Stay warm and focused with zoned weather resistance and soft stretchy fabric. Nike Shield fabric resists elements like wind and water. A snug fit with a low-profile waistband is streamlined to help you speed through tough weather and it includes a drawcord to let you personalize your fit. Zippered pocket with vapor barrier guards against sweat. Full-length tights provide coverage and warmth. Articulated gusset adds support and an ergonomic fit. Reflective Swoosh design trademark is heat transferred on the left thigh. Additional reflective elements to enhance visibility in low light. 88% polyester/12% spandex.