The Columbia Men's Bonehead Vent Leather PFG Boat Shoes are a lightweight and drainable boat shoe designed for great traction on the deck or land. Featuring a Nubuck leather upper, Techlite™ midsole, long lasting comfort, superior cushion, high energy return. Air-flow and water drainable midsole ports keep you from taking on water and the Omni-Grip™ non-marking wet grip outsole with razor siping keeps you upright.