BREATHABLE FABRIC - More softness and comfort with 79.7% cotton, 17.8% polyamide fibre, 2.5% spandex. Our socks can keep your feet cool and dry all day due to Exclusive Moisture Wicking Management. PERFECT ELASTICITY - Elastic rubber bands are used in the welt and foot arch to make sure the socks hold up in shape and fit snugly, comfortably attached to your feet without any sense of constraint. 79.7% Cotton, 17.8% Polyamide, 2.5% Elastane Machine Wash Modern Regular LWES5PM 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. FOOT PROTECTION - The socks are of high-density texture with great elasticity, which can well ease the impact and reduce friction, effectively protecting your feet from painful blisters. MULTI PERFORMANCE - Our Trekking Walking Socks are breathable and comfortable! Ideal for outdoor sports - trekking, walking, running, camping, mountaineering, climbing, skiing, snowboarding, backpacking, traveling, various athletic pursuits or daily wear.