Sold in 3 pairs of 6 insoles each (one left insole and one right insole). One size fits most adults; Men's and Women's sizes are 5+. At 4 inches long and 1.5 inches wide, these are no ordinary insoles. Great for everyday use when standing, walking and running, peroneal tendon inflammation, turning inward (kound-knee) or outward (arch-legs), arthritis, overpronation (foot turns inward), overpronation (foot turns inward), outward), and foot deformity. One edge of each panel is raised to provide a 4 degree medical lift to allow for Ankle Inversion or Valgus Inversion, Foot Treatment Plates, Plantar Fasciitis, Achilles Tendonitis, Stress Fractures, Shin Splints, Nerve Entrapment, Plantar Fasciitis, Plantar Fasciitis and Heel Capsule Infection. The posture correction ankle protector is made of a soft, sticky silicone material that is comfortable against the skin and is easily cleaned with warm soapy water or a damp paper towel to restore its adhesive outer surface. Gel Relief insoles feature an adhesive backing that keeps them in place while allowing them to be repositioned in your sneakers, dress shoes or boots for pain relief. Foot, ankle, knee, hip and lower back (sacroiliac joints).