This Anti-Embolism AW Style 322 comes in 18 mmHg compression, the proper compression for anti-embolism therapy or prevention. This is the ideal replacement for Kendall Teds stockings. Our product has a knee high style, open toe, and is more durable and somewhat thicker than Kendall brand, for much less! Features: • 18 mmHg compression • Convenient open toe • Durable material • Made in the USA • Fiber Contents: 85% Nylon / 15% Spandex Sold as a Pair