Size:10 Color: black NWOB A modern take on a classic fisherman, these leather sandals have square toes and buckled ankle straps. And, cushiness alert: our MWL Cloudlift Lite padding feels like walking on a...well, you know. Upper: 100% leather. Lining: 60% recycled polyester, 25% elastic, 15% nylon. Outersole: 42% recycled rubber, 32% natural rubber, 26% other materials. Do Well: leather sourced from a tannery that was certified by the Leather Working Group (LWG), an organization that works to promote sustainable environmental practices in the leather industry.