BSN Jobst® For Men Compression Socks, Casual, Knee-High, 30 to 40 mmHg, 11-7/8" to 16-1/2" Closed Toe, Medium, Navy Casual style design: Contemporary, relaxed design that delivers gradient compression therapy, yet can be worn every day. Durable heel and toe: Reinforced heel resists shoe abrasion and strong yarns resist wear and tear. All-day comfort knee band: Keeps socks up without binding or pinching. Comfortable cotton-feel with superior moisture wicking properties to help keep feet dry and cool. Superior comfort and wicking technology. Machine washable in warm water. Do not bleach. Machine dry, low heat. Do not dry clean. Do not iron. Use a delicate fabric detergent. Rinse well, do not wring. Do not use fabric softener.