About Biomechanical Footwear Biomechanical footwear is recommended for those who have bunions, arthritis, diabetic feet, plantar fasciitis, or who need removable insoles, shock absorption, high/wide toe box, adjustability, stability, breathability, X-wide widths. They?re great for perfect feet. Awesome for feet that hurt. Built to the highest standards that support and protect diabetic feet. Designed to limit stress at the areas of the foot most susceptible to pain, Ambulator Biomechanical footwear provides unsurpassed comfort and protection. SmartGrip? polyurethane soles for safety stability 1/2" removable hidden depth in 3 layers Genuine leather uppers EVA footbed Soft leather linings for maximum comfort breathability Moisture-wicking foam backed fabric linings for cushioning protection Qualifies for A5500