Built with all-day,real-world functionality in mind. Disruptor boots are field tested anddesigned with the advanced comfort and safety features. They areconstructed with top-quality full-grain leather, which is the best cut of theskin itself, making it the strongest, most durable leather by far. Theyalso include removeable comfort insoles, oil and slip-resisting outsoles, andASE7 Adaptive Stretch Engineering which is the latest innovate proprietarytechnology only available in select Cody James boots.