66.6% Merino Wool Hiking Socks, MEIKAN Men's Trekking Cushion Crew Socks 1, 3, 6 Pairs MATERIAL: 66.6% Merino Wool, 6% Coolmax, 13.2% Nylon, 12.2% Polyester, and 2% Spandex. SIZE: Fits US men shoe size 9-11. COMFORT: Merino wool keeps your feet fresh & cool in summer and cozy in winter. Stay up compressed top with great elasticity holds the sock securely on the calf. COOLMAX FIBERS: Moisture wicking, anti-bacterial, ventilated, deodorant and smell-free properties make the socks ideal for outdoor sports, such as camping, hiking, mountaineering, trekking, trail, running, hunting, climbing, etc. It's also a ideal New Year, Birthday, Anniversary gift for yourself, your husband/ son/ boyfriend and so on ! PERFORMANCE: The design of half cushioning, smooth and seamless toe with moderate thickness provides a perfect amount of support to ensure a performance fit. It makes sure there will be no slipping off and no blisters. ELASTIC ARCH SUPPORT: The elastic arch support minimizes friction and supports the plantar arch to make these ultra plush socks comfortable for everyone. 100% SATISFACTION GUARANTEE: We stand firmly behind our brand product, and we believe these would be one of the best outdoor hiking socks you ever wear. If for any reason you are not fully satisfied with the quality, pls feel free to contact us and we will offer you a satisfactory solution asap! You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!