Superfeet black insoles for active shoes, trainers, & athletic footwear. Helps to provide long-lasting comfort and support for your feet when active.. DURABLE CONSTRUCTION. Superfeet insoles keep their shape, delivering reliable support and comfort for up to 12 months or 500 miles, whichever comes first. SUPERFEET SHAPE. The low-profile shape helps stabilize and support the foot, which can help reduce stress on feet, ankles and knees. YOUR PURCHASE MAKES A DIFFERENCE. Every year, 1% of Superfeet sales and 1,000+ volunteer hours go to support organizations working to shape strong foundations for a healthy future.. HEEL CUP. Features the most accommodating heel cup and can help stabilize and support the foot. HIGH-DENSITY FOAM. Closed-cell foam supports and cushions the foot for long lasting comfort.. ORGANIC, ODOR-CONTROL COATING. All natural coating that eliminates odor-causing bacteria. STABILIZER CAP. The reinforced rearfoot of the cap provides structure and support for our most flexible, low-volume insole