Built with durability, comfort, and superior protection in mind, the Grindstone XTR is your go-to footwear for demanding environments, ensuring you stay safe and comfortable from dawn till dusk. This boot combines premium waterproof full-grain leather with the guaranteed Rocky Recycled Waterproofing and a flex welt construction for long-lasting performance to keep your feet dry in wet and muddy conditions. Crafted with an oil-, slip-, barnyard acid-, and chemical-resisting PU outsole and our Rocky Air-Port Lite sponge PU footbed with memory foam for cushioned support and superior traction, you can stay light and sure on your feet throughout your workday.