Black on black on black. The #2633 Black Terrain delivers all-day comfort with a streamlined, low-profile look built to move unnoticed. Designed for durability and stability, it features Blundstone’s proprietary AVALON® GECKO outsole for reliable performance wherever the day takes you. Premium weatherproof oiled nubuck leather and synthetic lining. AVALON® GECKO TPU Outsole with wide tread stability. XRD® Technology in the heel for supreme shock absorption. Thick, heavy duty cable stitching builds in longevity. Removable, washable, anti-fatigue Comfort Arch footbed.