From FRANKIE4, the Axel II Mixed Leather and Textile Sneakers feature: Leather, suede and textile upper Adjustable lace-up closure Laces made from recycled nylon Back pull tab Leather/textile lining with specifically placed RPET foam lining - made from recycled plastic bottles - to alleviate pressure and rubbing on the skin Leather footbed cover Sole Hero® Footbed. Podiatrist-designed with adjustable heel, arch, and forefoot support Four-layer support & cushion system crafted to help prevent and alleviate common foot pain symptoms Podiatrist-designed dual-density molded soles, free of steel shanks and heavy materials Goldilocks heel counter. Perfectly balanced for just the right level of support, not too firm, not too flimsy Slip-resistant outsole that meets and/or exceeds the slip resistance test ISO 13287:2019 (SRC). While these soles are slip-resistant, they are not entirely slip-proof. Exercise general caution as you would with any footwear Imported.