These all weather tights are specifically designed to support your lower body during your running or exercise routines. Made to keep everything in correct alignment for ultimate balance, performance, and power, these tights offer the CW X Support WebTM which increases circulation and acts as a suspension system for the quadriceps. Made from Nylon, Lycra, and CW Xs Coolmax technology. 4 way stretch fabric. Flat seam construction eliminates abrasion. Reflective logo increases visibility in lowlight conditions. UPF 50 for UVAUVB protection.