Superfeet BLACK's thin, structured support creates a perfect fit for all foot types in tight-fitting or lightweight footwear. Recommended for all arch types and lightweight running, cleated, athletic, mountain biking, golf and all types of casual and dress footwear. Superfeet insoles keep their shape, delivering reliable support and comfort for up to 12 months or 500 miles. The low-profile shape helps stabilize and support the foot, which can help reduce stress on feet, ankles and knees. Features the most accommodating heel cup and can help stabilize and support the foot. High-density foam supports and cushions the foot for long-lasting comfort. Organic, odor-control coating eliminates odor-causing bacteria. The reinforced rearfoot of the cap provides structure and support.