The Justin Men's 10 in Carbide Pull-On Work Boots feature a leather exterior crafted for durability. They're built for comfort with the Double Comfort System® that utilizes a mesh spacer footbed cover that provides extra comfort and a healthy environment for the foot. They also have removable orthotic inserts with the J-Flex Flexible Comfort System®. These boots meet ASTM F2892 safety footwear standards. Justin Boots Justin Men's 10 in Carbide Pull-On Work Boots Brown, 10.5 - Wellington Steel Toe Work Boots at Academy Sports