Great for light to heavy industrial use, the Cat Footwear Men's Second Shift Steel Toe Work Boots features nubuck leather uppers with Goodyear welt construction and slip-resistant outsoles to provide durability and traction. The Climasphere insoles offer comfort and support, while the nylon mesh linings help feet breathe. Electrical hazard rated. ASTM F2413-05 I/75 C/75 steel toes. Lace-up closures.