KEEN UTILITY COBURG 6" WATERPROOF BOOT - MEN'SCOMFORT AND DURABILITY FOR THE LONG DAYS ON THE JOB - THE KEEN UTILITY COBURG 6" WATERPROOF BOOT.This safety boot will keep you comfortable and protected on the longest days on the job. The Keen Utility Coburg 6" Waterproof Boot is constructed from responsibly-sourced materials and features a generous toe box, asymmetrical steel toes, and a polyurethane midsole for long-lasting cushion and comfort. You'll love the oil- and slip- resistant rubber outsole.