Product Details Compression Level: Mild (8-15 mmhg). Improves circulation to help minimize swelling. Relieves tired, achy legs. Designed with graduated compression. Compression decreases gradually up the leg with maximum compression at the ankle to help promote healthy legs. Helps relieves symptoms of mild varicose veins. Features balloon toe and reciprocated heel for added comfort. Comfort top band holds socks in place. US Shoe Size: 8 to 10-1/2 (Futuro Size: Large). www.futuro.com. Questions? 1-800-537-2191. Package is recyclable. Made in USA for 3M.