Superfeet black insoles for active shoes, trainers, & athletic footwear. They provide long-lasting comfort and support for your feet when active. The durable construction means Superfeet insoles keep their shape, delivering reliable support and comfort for up to 12 months or 500 miles, whichever comes first. 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 as 1% of Superfeet sales and 1,000+ volunteer hours go to support organizations working to shape strong foundations for a healthy future. Features the most accommodating heel cup and can help stabilize and support the foot. Closed-cell foam supports and cushions the foot for long lasting comfort. All natural coating eliminates odor-causing bacteria. The reinforced rearfoot of the cap provides structure and support for our most flexible, low-volume insole.