The Bates Mountain Hot Weather R.A.T (rouged all terrain) boot was designed to be used in warmer environments for the USMC.  Bates has been known as the military manufacturer for a generation. A great deal on a RAT boot. The Hot Weather boot is made to dry quickly and have maximum breathability in a durable boot.  Made with abrasive resistant 1000D nylon and leather upper, Vibram outsole and stable mid sole makes this boot perfect for year-round wear in rough terrain. Bates Mountain RAT USMC boots have been known for years by Marines to give long lasting comfort and support. These boots will serve you well for work, outdoors and any field use you throw at it.