PS3™ Performance Patella Sleeve by OS1st Women's Jackets Arch support alleviates foot fatigue

Arch support alleviates foot fatigue and bunching for long-running comfort with zero slippage

Reworked eyestay for improved lockdown where you need it

Arch supports

Designed with DreamKnit™

Early stage Meta-Rocker

PS3™ Performance Patella Sleeve by OS1st Women's Jackets Arch support alleviates foot fatigueRelieve Knee Pain Caused by Jumpers Knee (Patellar Tendinitis), With One Light, Comfortable Patellar Sleeve Targeted Conditions: Arthritis Runners Knee Jumpers Knee Patellar Tendonitis Performance Features: Medical Grade Support Advanced medical device for Patellar Tendonitis, knee pain and swelling Patented Compression Zone Technology Seamless Construction Moisture wicking, extra durable & soft nylon Wear during walking or exercising for extra