All the comfort and protection you need to get through the Workday!Waterproof and lightweight rubber upper. Safety toe.Waterproof adjustable nylon collar.Oil and acid resistant treatment features a special compound used in the injection molding process that has been tested to withstand a wide range of chemicals beyond the capabilities of normal materials. Extreme conditions can alter performance.Removable 8mm Thermal Guard Liner. Made by Kamik®, this liner is designed to provide superior warmth and moisture management.EXPLORER outsole maximizes traction.Made in Canada. Kamik® Rated: -40°F/-40°CCanadian Standards Association® (CSA®), a world leader in safety standards testing. This product meets or surpasses CSA®'s stringent standards for safety and performance.Measurements: Weight: 2 lbs 9 oz Circumference: 17 in Shaft: 13 inProduct measurements were taken using size 7, width D - Medium. Please note that measurements may vary by size.