The all new performance highlighter socks from Mizuno are designed to compliment the latest footwear line. Comfortable, lightweight and right and left specific design make the highlighter socks a must-have. - 55% Polyester/30% Cotton/13% Nylon/2% Spandex - Mizuno Runbird logo on lateral side of ankle and on top of foot - Right and left specific design - Padded heel and forefoot - Cooling mesh along Achilles heel - Unique design developed to interact with the NEW 2013 Lightning RX2 volleyball shoes