Unisex Winter Thermal Socks, Extra Thick Insulated Boot Warm Heated Crew Socks For Extreme Cold Weather Material: 80%Acrylic, 18%Polyester, 2%Elastane Feature: 1. Brushed inside: comfort toe seam to reduce abrasion & improve comfort heated sox, moisture control to keep feet dry. Specially developed advanced fibers provide high performance and superior moisture wicking abilities.2. Insulated: Because work never stops when the temp drops, these heated insulated socks are built to provide maximum thermal regulation to keep your feet warm and comfortable in extreme cold conditions.3. Ultimate Comfort: Full cushioned styles provides maximum padded protection for all-day comfort. Size Chart: Medium fit for US Men Shoe Size 6-9.5, Women Shoe Size 7-9.5Large fit for US Men Shoe Size 9-12, Women Shoe Size 10-13 Washing Instructions: Machine wash cold and tumble dry low.DO NOT dry clean, iron, or bleach. Seamless & Reinforecd Toe for Extra Durability deep Thick Thermal Yarn Brushed Inner & Full Cushioning for Trapping Heat and Extended Comfort Non-slip and Elastic Cuff, Prevents Slipping Down But No Restraint OUTDOOR ACTIVITIES Perfect thermal socks for hiking,camping, skiing, snowboarding, trekking, Trapping, Climbing and other outdoors. OUTDOOR WORKING Great for working outdoors in winter, keeping your feet warm all day evev in the extreme cold weather. EXTREMELY WARM Heavy brushed fuzzy warm lining of our thermal socks would keep your feet warm all day whether you are outdoor or indoor. GREAT GIFT IDEA Perfect choice and warm heart gift in winter for family, friends and anyone you love, as birthday, New Year, Anniversary Christmas gift. Crew Wool Hiking Socks Thin Quarter Wool Socks Wool Running Socks Thick Wool Hiking Socks Thick Quarter Wool Socks Wool Ski Socks Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.3 out of 5 stars 173 4.4 out of 5 stars 95 4.6 out of 5 stars 4,358 4.7 out of 5 stars 44 4.4 out of 5 stars 80 4.5 out of 5 stars 235 Price $19.99$19.99 $19.99$19.99 $17.99$17.99 $18.99$18.99 $19.99$19.99 $22.99$22.99 Fraric Merino Wool Blend Merino Wool Blend Merino Wool Blend Merino Wool Blend Merino Wool Blend Merino Wool Blend