The Keen NXIS EVO Waterproof Boot is one of the fastest yet! With the iconic KEEN.DRY design and technologies and speed lace webbing system, you will be supported in any terrain you encounter. Walking, running, or hiking we have the boot for you. The unique horseshoe tread grips all the way around to give the most cushion and maximum support all within a fast-paced, lightweight breathable boot.