Patented Fasciitis Bar Re-stretches plantar fascia Reinforcement to prevent collapse of arch Provides support without affecting the fit of your shoe Applies continuous, localized acupressure For bursitis, weak arches, heel pain, heel spurs, plantar fasciitis Made from soft, flexible Karton Fits in any shoe Sold in Pairs HTP Heel Seats: Heel Cup Inserts fits easily in any shoe. The Heel Seat (looks like a shoe pad) is made from Patented KRATON, specially researched and formulated to meet stringent anatomical specifications. These are washable and extremely durable for long-term use. They flex as you walk or run, providing just the right amount of relief as your weight shifts without interfering with the fit of the shoe. HTP Heel Seats - Heel Cup Inserts can be worn in most any type of shoe, and the special material they are made from keeps them in place at all times.Caution: Not recommended for those with diabetes or those with poor circulation. SizeMenWomenSmall-5 - 6Medium5 - 87 - 10Large9 - 1211 - 13X-Large13 - 15-