Men's Timberland Leather Waterproof Insulated Boots. Keep your style simple and your feet dry in the sleek Timberland 19039 6 Inch Padded boots! Featuring full-grain leather uppers, PrimaLoft® ECO insulation, and seam-sealed waterproof construction, you can be sure your feet stay warm and dry. Plus, with 100% recycled PET laces and 50% PET materials in the insulation, the fashion-forward Timberland 19039 6 Inch Padded boot keeps you stylish and eco-friendly.