Black Y-heel with ribbed arch and reinforced cushion makes our socks wearproof and comfortable, providing perfect foot comfort during hiking, walking or any other outdoor activities. More softness and comfort with 80% Combed Cotton, 17% Nylon, 3% Spandex. Our outdoor recreation socks can keep your feet cool and dry all day due to Exclusive Moisture Wicking Management. COMFORT SUPPORT - More softness and comfort with thickened Terry, which can reduce foot friction and relieve foot fatigue, effectively help protect your feet from painful blisters 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. Y-HEEL DESIGN - Y-heel with ribbed arch and reinforced cushion makes our socks wearproof and comfortable, providing perfect foot comfort during hiking, walking or any other outdoor activities. Moisture Wicking Management - Our socks can keep your feet cool and dry all day due to Exclusive Moisture Wicking Management. GREAT FOR OUTDOOR - Best 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.