The Caterpillar Chassis Waterproof Composite Toe work boot has advanced durability, flexibility and supportive comfort to make sure you get the job done right every time. Style number: P90845. Part of the GroundFlex4 work boot collection. Waterproof leather and synthetic upper. Composite meets ASTM F2413-05 I/75 EH protection standards. Composite toe with Nano Toe technology is 40 percent lighter than steel and the boot is fully non-metallic. Traditional lace-up design for a secure fit. Breathable mesh lining for added comfort. Cushioned footbed with EASE technology provides added support and underfoot comfort. Durable rubber outsole for extreme slip resistance. Imported. Measurements: Weight: 2 lbs Shaft: 6 in Product measurements were taken using size 11.5, width D - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.