Dr. Scholl's Orthotics for knee pain prevents stress, strain and shock that can cause knee pain and helps protect knee cartilage & meniscus from shock and stress. With each step you take, your foot strikes the ground and sends a jarring shock up your leg, resulting in pain and wear and tear on your knees. Dr. Scholl's with shock Guard immediately treats your pain at its source to relieve and prevent pain all day, every day, so you can take more steps With less knee pain. This package contains one pair of Orthotics specifically developed for knee pain. Dr. Scholl's has been a trusted brand in foot care since 1904 when Dr. William Mathias Scholl, grandson of a cobbler, launched the company under the name Dr. Scholl Inc.