Oboz Men's Cottonwood Waterproof Low Hiking Shoes - The Cottonwoods are Oboz most sustainable hiking boots to date. Each hiking shoe features numerous 100% recycled elements including the upper and lining, along with a bio-based I’m Green Sugarcane EVA midsole, and a PFAS-Free DWR finish. That should provide some bonus smiles with every mile. LWG Gold ISA LITE Nubuck leather Abrasion-resistant mesh PFC-free DWR finish Recycled laces and webbing Weight: 422g Heel drop: 8mm Form hugging heel cup Sculpted mid-foot Generous forefoot & toe box Style: 78201