- Crafted from high-quality full grain leather, the P90783 Women's Steel Toe 6 inch Lace Up Work Boot by Caterpillar offers superior durability and style. The nylon mesh lining and sock liner provide breathability and cushioning for maximum comfort, while the molded EASE midsole ensures lasting support and shock absorption. With a T1230 outsole and cement construction, this boot offers reliable slip resistance and is also rated for Electrical Hazard and Steel-Toe protection. Made for the hardworking woman, this boot is ready for any job.