If you are in-between sizes, the brand recommends that you order a half size down. ; The Caterpillar Knockout boot is made to stand out with its bold, color-blocked design, making sure all eyes are on you. ; Full grain leather upper. ; Soft microfiber lining with antimicrobial properties to fight odors, allowing for a fresher, more comfortable foot environment. ; Soft, breathable nylon mesh sock liner provides cushioned underfoot support. ; Ease - Engineered Comfort is a proprietary foam midsole that is 30% lighter, more shock absorbing and more flexible than standard EVA cushioning. ; Durable T1313 rubber outsole provides excellent traction. ; Imported. Measurements: ; Heel Height: 1 1 2 in ; Weight: 1 lb ; Shaft: 5 1 2 in ; Product measurements were taken using size 7.5, width B - Medium. Please note that measurements may vary by size.