CW-X Women's L/S Revolution Web Top Ideal for all-weather use This is a high-performance technical top that helps athletes of all kinds improve their speed, endurance and recovery Provides excellent seamless support for the lower back and abs/core The CW-X Patented Support Web technology provides targetedsupport and Xcelerated recovery The newly patented EXO-Lite Seamless Support Web makes this a 14% lighter-weight tight with the same high level of CW-X targeted joint-centric support for a more efficient run