Features lightweight and cushioned technical multi sport socks from bridgedale coolfusion technology uses the benefits of natural and technical fibres to create a well ventilated sock which allows you to use air circulation to your advantage fabric construction 42 nylonpolyamide 28 merino woollaine merino 28 endurofilpolypropylene 2 lycraelastane heelachilles protection breathable mesh slim close fit with impact padding an ventilation sock height ankle