Features & Specs Accommodates most standard and custom orthotics. UPPER: Durable waterproof leather. Suede treated with 3M Scotchgard™ for stain resistance. LINING: Combination of soft fabric and breathable leather. SOCKLINING: Chrome-free leather for breathability treated with anti-microbial for odor control. REMOVABLE FOOTBED: PU for traditional firm support with memory foam for added cushioning and Dansko Natural Arch® technology for all-day comfort and support. OUTSOLE: Flexible and lightweight TR rubber with a durable raw leather stacked BPU heel. HOOK & LOOP ADJUSTABILITY