Crispi Men's Briksdal Stiff Flex Insulated GTX Waterproof Hunting Boots - The Briksdal SF (Stiff Flex) GTX is the stiffest boot in the Crispi lineup, making it a true mountain boot. This mountaineering boot is extremely lightweight and is constructed with the highest-quality Nubuk leather on the market. As with all of Crispi’s boots, the Briksdal is 100% waterproof. GORE Insulation - 200g Water repellent Nubuck Leather upper Removable Footbed: CRISPI Air Mesh. Outstanding Breathability and antiperspiration/anti-odour action Protection: Rubber rand Asymmetrical lacing system Tongue: Softshell material for added comfort Height: 9in Weight one boot size 10 - 1.9lbs Style: 2278-9907