Premium waterproof uppers from an LWG Silver-rated tannery provide rugged durability. A waterproof membrane keeps feet dry and comfortable for protection in any weather. An inside zipper allows for easy entry. A 100% recycled PET mesh lining and footbed cover made from recycled plastic bottles is comfortable, breathable and environmentally conscious. An anti-fatigue removable footbed provides all-day comfort and support. A durable lug outsole (15% recycled rubber) is designed for superior traction.