Sock Yarn is 35% Qiviut, 40% Superwash Merino, 15% Bamboo and 10% Nylon. arctic Qiviut's Exclusive Qiviut Sock Yarn is made with the best qiviut, for strength, durability, warmth, softness and lightweight. Superwash merino is added for strength, ability to maintain shape when stretched, holds dye well, legendary softness, UV protection, flame resistant, superior shine, wrinkle resistant, static-free and breathability. Nylon is blended in to add lightness, durability, abrasion resistance, dries very rapidly, and elasticity. Knitters, weavers and crochet artists will enjoy the softness on their fingertips when creating a pair of socks with this Qiviut Sock blend.