When you clock in, you never know how the shift will unfold. That's why you need waterproof, durable, lightweight, and flexible boots to respond to any call. The GENflex2(TM) dual-density rubber outsole with multi-directional traction lugs guarantee a superior grip and resistance to oil and slick surfaces. And the BBP X-Stream Waterproof lining also protects against dangerous fluids. Your feet can take a pounding without fatigue or injury thanks to the Impact 300 gel heel insert. Goodyear storm welt construction and heavy-duty YKK zipper with Velcro(R) closure means these side zip boots will withstand daily hard wear for years.