Machine wash. 5 pairs socks contains. We stand by our products 100% and will immediately replace any products found to be defective. Simply email us with any complaints/comments. Non-binding loose fitting won't restrict circulation. Wide stretched top won't easily make marks on your leg. Socks will not fall down. They will remain secure during any workout. The micromesh weave allows these socks to breath and wick away sweat perfectly. Seamless toe eliminates bulky toe seam ,reduce the risk of infection, foot pressure, blistering; Reinforced heel and toe,extra cushioning through sole for added comfort and protection; Much more comfortable and durable than normal diabetic socks. These socks come in a crew length; Sock Size:9-11(Fits women's shoe size:5-10). Machine Wash. 80% combed cotton + 20% elastane, soft material for the finest fit;.