UNIVERSAL: Whether you suffer from a difference in leg length, plantar fasciitis, Achilles tendon injury, or simply want to appear taller, Kaps Topmed pads are what you need. SUPERIOR QUALITY MATERIALS: Covered with natural vegetable tanned leather to absorb sweat. The wedge is made of Korfant, which is a durable orthopedic material that mimics cork. The bottom layer has adhesive to prevent the wedge from slipping inside your shoes. VARIOUS SIZES: Kaps Topmed comes in different heights, from 5 mm to 30 mm, and different widths S / M / L. See the product image for a complete diagram. 1 pack contains 1 pair (left and right foot-shaped pad). SUPPLIED TO THE NHS: These wedges are supplied to NHS hospitals in the UK; they have a proven track record of excellent quality and effectiveness. LEGACY: Manufactured in Europe by a family-owned company with decades of experience in making orthopedic insoles for footwear.