The Energy Running Sock sets the standard in premier running technology. All over compression provides secure fit, stability and support, while sculpted cushioning in the toe and forefoot inhibits friction and blistering. Other features include reflective print to keep you safe at night. Left/right specific and micro nylon yarns give a snug and snappy fit. The Traxion heel controls slipping. Climalite construction wicks moisture and odour resistant technology reduces odour causing bacteria. Reflective print on front and back of leg keeps you safe while running at night.