Firm: 20-30 mm/Hg compression. Over the calf. Great for travel! Keep moving forward with restoring support! Helps relieve symptoms of severe leg pain, vein disorders & swelling. Firm (20-30 mm/Hg): Chronic aching legs, moderate leg pain, post-surgery, moderate-to-severe varicose veins and swelling. Futuro Restoring Dress Socks for Men provide a wonderful, stimulating energy to empower you more every day! Some chronic leg symptoms can be a nuisance, but these fashionable Dress Socks can help you go above and beyond with a younger, healthier feeling! These stylish socks have a durable full-cut toe and heel to keep you looking professional all day long. Also featured is a comfort band to make sure they stay neat and in place! Restoring Benefits: Graduated Compression - Improves circulation with maximum compression at the ankle that gradually decreases up the leg to provide a restoring feeling. Massage-in-Motion - Massages tired, achy legs as you move. Ideal for - Being on your feet or sitting in one place all day, traveling, or active office work. Can also be used post-surgery. Vein Therapy - Helps relieve symptoms of moderate-to-severe varicose veins and swelling. Help for Chronic Symptoms - Edema, ulcerations, and swelling. Futuro Size: Large = US Shoe Size 10-1/2 to 12. Our expert panel of engineers and medical professionals brings innovative technology to every product we make. Futuro guarantees its products to be of the highest quality. For our complete line of products to move you forward, visit us online www.Futuro.com. CE listed. Package is recyclable. Made in USA for 3M.