DuraTWX hybrid performance leather upper; DuraTWX hybrid performance leather is water resistant, breathable, anti-corrosive, and abrasion resistant; CellSole footbeds made from patented cell comfort technology, are antibacterial, moisture-wicking and removable; Composite XD insole provides unrivaled support and stability; Integrated rice husk and molded rubber outsole made from repurposed agricultural byproduct, provides durability