Clarks - Boulder (Tan Nubuck Waterproof) - Men's: Waterproof and built to last. This rugged hiker incorporates innovative GORE-TEX technology for breathable protection under the wettest conditions. Waterproof full grain leather uppers are soft, breathable and keep feet dry and cool. Roomy toe box allows natural toe spread and enhances natural walking motion. Full length leather covered ortholite footbed wicks moisture to keep feet dry. Polyurethane midsole orhtrolite footbed is lightweight and absorbs shock. Non-skid molded rubber outsole is durable and provieds long term wearability. Rigid heel counter provides lateral stability and instant comfort.