Product Review
The QS4 ITB/Quad Bracing Sleeve with ITB brace is one-of-a-kind as it combines all the benefits of medical grade orthopedic support and graduated compression to ease and prevent Iliotibal Band Syndrome. Powered by Compression Zone Technology, the QS4 is effective while still being easy to take on and off, light and comfortable to wear even under any active-wear clothing or gear. All OS1st products are manufactured under guidelines by the United States FDA for Good Manufacturing Practices (GMP).






