Built with American ingenuity, in our Portland, Oregon, factory with the finest materials from around the world. The men's Independence line features KEEN Luftcell, an air-infused midsole used for weightless comfort that meets ASTM D471-06 oil and isooctane chemical resistance standards. Weighing 28.9 oz / 820 g (per boot), made with durable, waterproof leather, and featuring KEEN.WARM insulation the Independence 8" composite toe waterproof insulated work boots for men are built off KEEN's traditional wider footwear form. KEEN Utility products offer removable insoles. These dependable work boots are great for medium-duty work in construction, masonry, utilities, landscaping, maintenance, and transportation. All KEEN Utility products are consciously created using PFC-free water repellent, and leather sourced from Leather Working Group (LWG)-certified tanneries. KEEN Utility believes in creating work boots that make work and life better. To further support that mission, KEEN Utility has been “Putting Good to Work” through its non-profit partnerships within the Project Build program. From helping put veterans back on their feet to supporting conservation corps work across the country, KEEN Utility puts good to work, first.