Danner Men's Super Rain Forest 200 Gram Work Boot 100% Full-grain leather Made in US Vibram sole 100% waterproof and breathable GORE-TEX liner Black, full-grain leather is the strongest leather available on a Danner Danner's hand crafted stitchdown construction provides a wider platform for increased stability underfoot. This construction makes the boot recraftable in our Portland factory Double-thick leather covers the toe box and top of the foot Triple-stitching with hyper-strong thread ensures long term durability