The Crispi Thor II GTX 8" Hunting Boots were designed exclusively for the North American Market. This boot received its testing in the rugged mountains of the West. The boot has a minimalistic feel but can conquer any mountain. The Thor II GTX is the perfect option for those looking for an early season and ultra lightweight boot. The stiffer flex of the boot is worthy of climbing any grade of terrain. The exclusive Crispi sole is designed to handle any type of grade thrown its way. The new Thor ll utilizes an upper material called PUtek which is a cordura material woven with threads of Polyurethane. This allows the boots to remain lightweight and breathable while drastically increasing durability.FeaturesGore-Tex waterproof liningSuper breathable PUtek Spider fabricVibram soleEVA midsole4 flex ratingBoard lasting mechanical constructionWrapped frameworkNon-insulatedWater-repellent suedeCrispi air mesh insolePolyurethane coated leather randTriple-stitched with Kevlar