From Flag LTD., the Men's Ayden Moc Toe Waterproof Leather Lace Up Chukka Boots feature: Waterproof leather upper Premium stitch detailing Lace up closure Leather lining Featuring exclusive innoVent™ insole board technology with a breathable EVA Flex Zone"High Rebound" removable polyurethane comfort footbed with a Nappa Glove Features exclusive innoFlex™ technology with a high-abrasion, flexible rubber outsole for traction and stability Made in Brazil Imported.