The Crispi Shimek GTX 8" Insulated Hunting Boot features a Flex 2 rating that keeps you more in touch with the terrain around you allowing you to be more versatile. The nubuck upper offers plenty of support and durability to keep you on top of your game. The Vibram Megagrip sole offers unparalleled grip on wet surfaces and is great for mountain terrain and mid long backpacking routes.FeaturesUpper: Water-repellent NubuckGORE-TEX Insulated Comfort FootwearInsulation: Gore (~400 g)Insole: Differentiated structureProtection: Rubber randSole: Vibram sole with micropore shock-absorbing dual density EVA midsoleHeight:8"Treatment: Waterproof conditioning creamFlex 2 rating