Waterproof-coated fabric is completely machine-washable. Protective toe cover – leather for larger dogs and nylon for smaller ones, ensures extra durability and protects claws. Reflective material on each strap allows better nighttime visibility. The stretchy cuff is comfortable and easily adapts to dogs of all sizes. The bottom of each boot is made from leather treated to resist water and salt. Items come from a non-smoking home with old lady dogs, with sneaky white hair! We're selling items to help support senior dog rescue in Colorado. Funds from this sale, will go to help old dogs, get the care they need and find a loving forever.