Made for Doers, Cat Footwear will help you get the work done. The Invader Max is a waterproof safety boot with maximum cushion. This 6-inch lace-up work hiker, in black has a combination upper made of textile and leather. Flexible Strobel cement construction affixes the upper with the EVA midsole and rubber outsole with an aggressive tread pattern ideal for rough terrain. This outsole also is slip-resisting to ASTM F3445 standards for wet and dry on quarry tile. A composite protective toe is certified to ASTM F2413 standards for impact and compression. This boot also is certified to ASTM footwear standards for resisting electrical hazards in dry conditions. Inside is a soft, breathable mesh lining having a CELANSPORT NXT layer that supplies odor control and a comfortable footbed.