Classic Chelsea style with a chunky on trend twist the Preston is made with durable waterproof quality leather perfect for every day adventures Waterproof Cemented Construction Quality Leather Upper Classic Chelsea Styling with Double Elastic Gore Breathable Waterproof Membrane with Seam Sealing Tape Waterproof Moulded PU Foam Comfort Insole with Textile Sock and Lining Durable, Lightweight and Comfortable PU Sole Unit