These are our flagship Earthkeepers® men's boots, made with soft, premium leathers, recycled materials and anti-fatigue technology. Wondering about sizing? We recommend buying boots a size down from your usual sneaker size. So if you’re a sneaker size 11, order a size 10 Premium full-grain leather uppers Breathable ReBOTL™ fabric linings are made with 50% PET (recycled plastic bottles) 100% cotton laces Removable anti-fatigue footbeds provide all-day comfort and support Durable rubber