Always striving, never compromising. Twisted X is dedicated to making better boots and it shows. The Work Chukka Driving Moc features a leather upper and CellStretch comfort technology, which uses cells in the forefoot and heel for cushioning and comfort. It also includes a Nano toe and boasts a nylon/glass fiber shank and an EH-rated oil and slip-resistant rubber outsole, for safety and comfort on the job. Work hard and stay protected with these work boots.