Georgia crafted these Insulated Lace-To-Toe Work Boots with black full-grain leather the material is tough and durable, yet remains naturally soft. All of the boot eyelets and stud hooks have been attached to steel washers, so you won't have to worry about them being pulled off while you're working. The lace-up design allows your feet to rest securely, and it enables you to adjust the boots for a comfortable fit. Inside are 200 grams of 3M Thinsulate Insulation to keep you warm. The interior is fully-lined and has a removable cushioned Orthotic insole. As you're working, you'll have steady footing and arch support because these work boots have a steel shank. Georgia built this Lace-To-Toe boot using Goodyear welt construction for durability and strength. These Georgia boots are completed with Vibram Lug rubber outsoles that are hard-wearing, have great flexibility and resist abrasions, heat, chemicals and oil.