These work feature Twisted X® patent-pending CellStretch® comfort technology, ensuring that every step you take is backed by superior comfort. They combine a compression-molded EVA midsole with integrated CellStretch® tech and a nylon/glass fiber shank for proper support. The outsole design has also been enhanced to achieve higher slip ratings needed in the work industry. Twisted X® Work footwear provides all the comfort, stability, and durability that you need to outperform any demanding work environment.