Men's TWISTED X Ultralite x Work Shoes Twisted X Ultralite X Work is a men’s work shoe built for lightweight safety, waterproof protection, and jobsite-ready traction. The Nano Toe safety toe uses carbon nanotube construction for lightweight impact and compression protection that meets ASTM F2413 standards. Rated electrical hazard protection adds workplace safety, while the oil- and slip-resistant outsole helps support traction on work surfaces. The lace-up moc toe design provides a secure fit with ankle-height coverage for everyday work wear.