Polartec Power Stretch-RX: Moisture releasing technology. High performance design for active support. Dual precision straps for custom fit. Antimicrobial treatment for odor control. Designed to help prevent re-injury. Keeps joint warm and limber. Fits right or left knee. 1. Breathable, moisture wicking Polartec Power Stretch-RX in back panel for comfort. 2. Contoured design with dual precision straps for anatomical fit. 3. Antimicrobial treatment inhibits odor-causing micro-organisms. 4. Strong, durable materials help provide stability. 5. Open patella for support and comfort of kneecap. Developed in collaboration of physicians, surgeons and medical specialists. Made in Taiwan.