Take on the toughest challenges wearing these men's Timberland wheat Chillberg winter boots. Crafted using premium full-grain waterproof nubuck leather upper from a tannery rated Silver by the Leather Working Group for its water, energy and waste management practices, these winter boots have a round moc toe design and D-ring lace-up closure with rustproof hardware. Features include a waterproof membrane to help keep feet dry, gusseted tongue to keep out debris, 100% PET fleece lining made entirely from recycled plastic bottles, 400 grams of PrimaLoft® insulation for additional warmth, shock-absorbing cushioned EVA midsole, and a durable lug outsole made of 34% recycled rubber.