Sierra Socks Women's Rayon From Bamboo 3 Pair Pack Crew Super Soft Socks 2181 80% Rayon From Bamboo, 18% Nylon, 2% Spandex. Machine Wash, warm with like colors. Only Non-Chlorine bleach. Tumble Dry Low. RAYON from BAMBOO fiber 3-pair pack Crew Socks. NATURALLY Anti-Bacterial & Anti-Microbial. SEAMLESS Toe, Meaning NO STITCH RIDGE on the toe line. Very comfortable. SUPER Soft. Great Hand Feel. Comfortable Cuff. GREAT for people with allergies. 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!