Design: Water-resistant, full-grain leather upper Earned the APMA Seal of Acceptance for promoting foot health In-Shoe Comfort: Full-length EVA midsole offers plush HOKA cushioning Soft lining wrap on the tongue for enhanced comfort Padded memory foam collar for a comfortable and locked-in fit Durability & Traction: Early stage Meta-Rocker offers a smooth ride and limits pain on your feet Outsole features a slip-resistant rubber and a tread designed to optimize traction on a variety of surfaces Tested on surfaces with water, oil and soap for slip-resistance Additional Details: 6.0 mm heel drop 11.5 oz. American Podiatric Medical Association (APMA) Seal of Acceptance recognizes products that have been found beneficial to foot health