DESC: Free Overnight Shipping - These insulated, waterproof leather boots are made using direct-attach construction for a watertight seal that's guaranteed to keep feet dry and comfortable. Waterproof full-grain leather for comfort, durability and abrasion resistance. Guaranteed Waterproof direct-attach construction for performance on the job. 400g thinsulate insulation for comfort in cold conditions. Removable contoured polyurethane sockliner for lightweight comfort. Lightweight PVC midsole for cushioning. ANSI 75 Steel Toe. Electrical Hazard Protection meets ANSI Z41 PT99 standards to provide protection from open circuits. Water Shoes, Work Shoes, Boots.