Waterproof & Breathable:100% Waterproof & highly breathable socks keep your feet dry and comfortable in wet weather. Anti-Dirt, Sandproof:Waterproof membrane prevents rain, snow, mud, sand, dirt and germs from getting inside your socks. It also offers protection against mosquito/bug bites and much more. Activities:Ultra thin waterproof socks are ideal for outdoor activities and daily life such as dog walking, commuting, golf, cycling, camping, fishing, kayaking, stream crossings, logging, gardening, etc.Great gifts for outdoor workers, trainers, runners, hikers, backpackers, police, military personnel, postmen, logger, arborist and guides. Keep feet comfortable, clean and healthy.