Knee, leg or back pain? 3-zone support for heel, arch & ball of foot. Clinically proven to relieve: 1. Knee pain. 2. Leg pain. 3. Back pain. One pair 6-10. Profoot money back guarantee. We stand by our products. www.profootcare.com. VFT: Vita-Foam Technology. Orthotic design delivers targeted relief. Studies show that a common cause of knee, leg and back pain is poor foot alignment. Triad Orthotic inserts help correct poor foot alignment to promote relief of knee, leg and back pain. You'll feel a dramatic difference from the very first step. The triple-action ergonomic design aligns your foot, provides comfort and supports the three zones of your foot: ball of foot, arch, and heel. Triad Orthotics are 3/4 inch length to allow toes to move freely inside shoes and prevent cramping. Made with Vita-Form Technology. 3 zones of cushioned comfort. 1. Cradles the ball of foot and prevents that burning sensation. 2. Comforts and supports arch. 3. Cushions heel from impact. The Profoot money back guarantee - we stand by our products. We're confident that you'll love your Profoot Triad Orthotic inserts. If you are not satisfied for any reason, please return for a complete refund or replacement. www.profootcare.com. USA made.