Sof Sole Women's Fit System Neutral Arch Insoles - The Sof Sole FIT Series features three distinct insoles with specific arch heights and tuned highrebound foam. This combination allows them to work in conjunction with your foot type, helping to promote the natural biomechanics of your unique stride. By doing so, FIT insoles improve footwear fit, performance and comfort. 3 cm Arch Height Ideal for Neutral Arch types; 60 Durometer Foam in Heel and Arch; 40 Durometer Foam in Forefoot; Anatomical Nylon Plate; Style: 12511;