The DexShell Ultra Dri Sports Socks have an innovative drirelease reg wool blend inner to offer an excellent level of wicking warmth and comfort combined with a waterproof liner and in-cuff seal to keep your feet dry and comfortable making them ideal for waking hiking cycling and exploring in the cooler months DexShell waterproof socks have a three layer bonded construction which features a waterproof breathable Porelle reg membrane in-between a flexible drip-dry outer and a merino wool lining for maximum comfort and protection These Ultra Dri Sports Socks also feature an in-cuff seal that moulds to your skin to create a seal and prevent water from going over the top of your sock and dribbling down to your feet The Dri-release merino wool lining is quick drying moisture wicking and odour eliminating and has a cushion terry loop footbed for extra comfort and warmth making these a fantastic pair of waterproof socks for all sports