The Airplus Plantar Fascia Orthotic Insert provides an arch plate to support the plantar fascia. This insole is great for everyday wear and provides all-day comfort arch support and Plantar Fasciitis pain relief. The slim 3/4 length design fits into most footwear and won t crowd the toe area. A heel cup provides stability and keeps the foot in place during wear. A gel drop in the heel area provides additional protection against heel spurs. A great choice for people that are on their feet constantly. Designed to fit men s shoes size 7-12.