Durable 12-in., SF Chem Overboot (Model 11095) boasts heavy-duty, injection-molded, 1-piece construction for superior protection against chemical spills, biological hazards, even weapons of mass destruction (WMDs). Slip-resistant, self-cleaning outsole is leakproof and easy to decontaminate.Tabbed grip and elastic loops simplify closing. Available in whole sizes S (6-8), M (9-10), L (11-13), and XL (14-15). Tested to chemical requirements Military Spec MIL-O-43995C and Commercial Spec CID A-A 59520. North Safety Products, Cranston, RI