PS3™ Performance Patella Sleeve by OS1st Size:Medium OOfoam: Absorbs 37% more shock

OOfoam: Absorbs 37% more shock than other materials

and a unique midsole geometry

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a combination of features that makes the TRKCap SC - Equipment V edition the most versatile of trucker cap designs ever developed

PS3™ Performance Patella Sleeve by OS1st Size:Medium OOfoam: Absorbs 37% more shockRelieve 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