Dri-Release wool & NanoGlide combine together to provide a super soft and luxuriously comfortable feel to one of the world’s most technical running socks. Containing NANOGLIDE, one of the worlds best friction free fibres, and DRI release wool this is a fantastic anti-blister sock. As with all Hilly socks, there is an off toe seam, fitted heel, anti-blister gripper, vent flex bridge and high LYCRA content for excellent fit and stretch and recovery in all areas of the sock. Care Instructions Machine wash warm. Hang out to dry. Do not iron. Do not bleach. Do not tumble dry. Do not use fabric conditioner. Wash before use.