FORESTER CHAINSAW CHAPS are a protective leg garment designed to reduce the risk of severity of injury to body parts covered by pads, should they come in contact with a rotating saw. They are made with an oil and water resistant oxford outer. | SAFE TO USE - Meets OSHA Regulation 1910-266 for chainsaw operators. UL Tested & Classified Chainsaw Chaps (ASTM F1897). Meets ASTM F1897-2008 39JY standard specifications for leg protection. | NEW SUPERIOR 4 PLY LAYER PROTECTION - Same Protection Without the Weight! | COMFORTABLE DESIGN - Lightweight, Heavy Duty, Adjustable Waist, Sleek, Pocketed. | WARNING - These chaps are not designed to protection against electric chainsaws due to the high-torque nature of electric motors.