OS1st - Performance Knee Sleeve - Runners Knee // Patellar Tendonitis Variant:XL Built with a breathable mesh

Built with a breathable mesh liner and the signature BallPark Pouch™

while the zero drop platform and roomy Original FootShape™ fit let your foot move the way nature intended

and let the Experience Flow ST lead the way

secure fit that's easy to manage on the go

OS1st - Performance Knee Sleeve - Runners Knee // Patellar Tendonitis Variant:XL Built with a breathable meshMaximize your activity and protect your knees with the OS1st Perform Knee Sleeve. This sleeve offers targeted compression and support to reduce pain and swelling associated with knee issues, including arthritis and tendonitis. Ideal for athletes or anyone with active lifestyles, it helps improve circulation and stability, enabling you to maintain peak performance and mobility. Size Above Patella Circumference S 11 12 in 28 30 cm M 13 15 in 32 39 cm L