Mueller® Knee Adjuster Self-Adjusting Maximum Support Level. Adjustable - one size fits most. Fits left or right knee. Helps support weak, injured or arthritic knees. Flexible steel springs for stabilizing. Self-adjusting straps. Sizing: Measure around leg, 3 inches above knee. 14.0 - 20.0 in / 35.5 - 50.8 cm. For over 50 years, Mueller Sports Medicine has stayed close to the changing needs of athletes, be they weekend warriors or international superstars. The mission never changes: Help athletes stay in the game and help them perform at their peak. Mueller® - Sports medicine. FSA eligible. Lightweight material. Secure strapping system. Adjustable Knee stabilizer: Self-adjusting tension straps provide the correct compression and support. Double interior buttress helps support kneecap. Open patella helps prevent slippage. Flexible steel springs support both sides of the knee. Open back eliminates bunching. Antimicrobial*. *Antimicrobial treatment is intended to protect the brace and does not extend protection to the skin. For Questions or Comments Call: 1-800-356-9522, 608-643-8530 or Visit: www.muellersportsmed.com, www.muellerrx.com. ©2016 Mueller Sports Medicine, Inc.