Wool Hiking Socks For Men - Women Lightweight Crew Merino Wool Socks, 4 Pack Fabric type Fabric type Wool Wool Care instructions Care instructions Machine Wash Machine Wash Origin Origin Made in the USA or Imported Made in the USA or Imported Pattern Pattern Striped Striped Premium Material: 50% Pure Premium Merino Wool (not ordinary wool blend) 25% Acrylic ,20% Nylon and 5% Elastane.Marine Wool are more breathable and warmer than other ordinary fibers, Nylon and Acrylic have features of anti-pilling and reducing wear and tear. stretchable elastic that keeps your socks from loosening and let cold air in.The perfect material ratio makes TENYSAF merino wool socks more comfortable and durable. Professional design : high-density cushion apply to the area of foot bottom, toe, heel,which could provide shock protection and absorb the sweat efficiently.Ventilated mesh panels in the instep can efficiently remove the moisture, keep your feet fresh ,dry and warm, reduce odor and maintain comfort after long hours on your feet. Widely use: TENYSAF merino wool calf socks are stylish and professional,suit for outdoor sports,hiking,camping,climbing,skiing,running, walking and everyday wear in cold winter.With classic patterns and eight colors perfect for you to wear wool socks in all seasons! Wearing instructions and Dimension: Machine Wash,for it is Wool material,SO DO NOT TUMBLE DRY,DO NOT HOT IRON!maybe the wool hiking socks would shrink a little after washing, but will recover as usually next time wearing for its good stretchy. three size available, Medium(M):Suit to men shoe size 6-9,women shoe size 7-10; Large (L): suit to men shoe size 9-13, women shoe size 10+; X-Large (L): suit to men shoe size 13-15. Customer Service - We Are Always here. Pls feel free to contract us through ?contact sellers? if our woof socks don?t meet your expectations.