Engineered for high-impact activities, with slimmer heel and arch length to better fit the proportions of a woman's foot and an energizing foam pad at the forefoot. Gives you support where you need it most, helping redistribute forces to reduce stress and strain on your entire body. Designed to replace the removable liner in roomy women's footwear. Fit & Design: Medium to high arch orthotic support helps stabilize the foot during high-impact activities, reducing stress on feet, ankles, knees, and back Slightly narrower to fit the dimensions of a woman's foot, the heel cup positions and cradles the heel during high-impact activities Moisturewick(TM) top cover helps reduce odors and keeps feet fresh Stabilizer cap provides multi-directional support and long-lasting stability Responsive, closed-cell foam supports and cushions the foot for long-lasting comfort Resilient forefoot cushioning protects the foot during high-impact activities like walking, running, or playing on hard, unforgiving surfaces Doctor-recommended Superfeet shape -approved by the American Podiatric Medical Association Superfeet insoles keep their shape, delivering reliable support and comfort for up to 12 months or 500 miles, whichever comes first