Carhartt Rugged Flex Waterproof Internal Met Guard Comp Toe 6 Work Boots - Men's Boots: Brown Oil Tanned Leather: Composite safety toe meets ASTM F2413-18 EH (Electrical Hazard), MT (Metatarsal Guard) standard. ; Durable slip-resistant Rugged Flex rubber lug outsole for traction and safety on the job meets ASTM F3445-21 standard. ; Electrical Hazard footwear provides protection against live electrical currents and meets ASTM F2413-18 EH standards. ; Poron XRD soft comfort Internal Metatarsal Guard provides extra impact protection to the top of the foot. Metatarsal styles meet ASTM F2413-18 MT standards. ; Take on the tough jobs in the Carhartt Rugged Flex Waterproof Internal Met Guard Comp Toe 6 Work Boot. ; FastDry Technology Lining wicks away sweat for comfort. ; Lace-up closure offers a secure fit. ; PU Strobel Pad and EVA Filler for added comfort and support. ; Padded tongue and collar for added support. ; Removable Cushion Comfort PU Insole provides comfortable support and reduce foot fatigue. ; Round, closed toe silhouette. ; Storm Defender waterproof breathable membrane keeps outs the wet elements while creating a drier, more breathable foot environment. ; Style Number: CMF6720-203 (Brown Oil Tanned Leather) ; Imported. Measurements: ; Heel Height: 1 1 6 in ; Circumference: 10 1 4 in ; Shaft: 6 in ; Product measurements were taken using size 9, width M. Please note that measurements may vary by size.