Klein Tools Safety Helmets are engineered for optimal safety, comfort and fit. Compact helmet design and unique features allow the user to comfortably work in confined spaces and a variety of demanding environments. Tested up to 20kV of electrical protection.Patent-pending accessory mounts on front and back ensure optional Klein Headlamps attach securely ÛÓ no straps needed! Low profile design with accessory slots for optional face shields and Klein visors.