78%Combed Cotton,19%Nylon,3%Spandex Imported Elastic closure COMFORT SUPPORT – More softness and comfort with thickened Terry; reduce foot friction and relieve foot fatigue during hiking & treking, backpacking or any other outdoor activities. PERFECT ELASTICITY – Elastic rubber bands are used in the welt and foot arch to make sure these outdoor recreation socks hold up in shape and fit snugly, comfortably attached to your feet without any sense of constraint. UNIQUE DESIGN – YUEDGE socks have employed SEAMLESS SPLICING design, the toe seam is pretty smooth and comfortable. BREATHABLE MESH – Our socks can keep your feet cool and dry GREAT FOR OUTDOOR – Outdoor Recreation Socks for your hiking shoes, boot, Climbing shoes, or other sports shoes! Ideal for Trekking, Walking, Camping, Backpacking, Climbing, Hiking, Snowboarding, Winter Sports, various athletic pursuits or daily wear.