Klein Tools Premium KARBN® 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. Large adjustable vents for maximum air flow control in hot or cold weather. Patent-pending accessory mounts on front and back ensure optional Klein Headlamps attach securely; no straps needed. Low profile design with accessory slots for optional face shields and Klein visors.