These sneaker inspired men's boots feature eco-friendly construction for premium comfort and roll top for added style. and roll top for added style.. Constructed with premium nubuck upper from an LWG Silver-rated tannery for comfort and durability. 100% recycled PET mesh lining made from recycled plastic bottles is comfortable, breathable and environmentally conscious. 100% recycled PET laces for a secure fit and removable cushioned footbed for all day comfort. 42% recycled Green Rubber outsole with siped forefoot for maximum traction and durability.