Superfeet All Purpose Support Medium Arch Insoles provide structured support where you need it most, absorbing shock from every step to reduce stress on your entire body. Previously known as Superfeet Blue, these insoles upgrade the fit and feel of your footwear with long-lasting comfort. Designed to replace the removable liner in a wide range of footwear, the Superfeet All Purpose Support Medium Arch Insoles are perfect for daily use! Features: Sculpted heel cup cradles the heel to provide natural shock absorption. Medium arch orthotic support helps stabilize the foot during high-impact activities, reducing stress on feet, ankles, knees and back. Durable construction keeps its shape, providing reliable support and comfort for up to 12 months or 500 miles, whichever comes first. Moisturewick™ top cover reduces odor and keeps feet fresh. Stabilizer Cap acts as a base of the insole to support the rearfoot and add structure to the foam layer. High-density closed-cell foam supports and cushions the foot for long-lasting comfort. Approved by the American Podiatric Medical Association Trim to fit your shoe size. Arch Height: Medium Insole Thickness: Mid Underfoot Cushioning: Firm.