OccuNomix Vulcan Traditional Bump Cap is economical, comfortable and lightweight for protection against head injuries from minor bumps and scrapes and scalp lacerations in areas where low beams, pipes and other low clearance areas may need some head protection. These are Non-ANSI Caps for differnt industries used in food processing, meat packing, warehousing and in the mechanical trade that are not mandated to comply with ANSI or OSHA requirements for hard hats. The Vulcan Bump Cap's outer shell is made of smooth, hard, durable polyethelene and has ventilation holes in the sides for cool air circulation. The inside has a 4 point suspension which includes a "Squeeze Lock" adjustable strap and a soft and cushioned sweatband. There is plenty of room between the outer shell and the suspension for a cooling air flow. Choose below from Yellow, White, Blue, Red, Green and Orange colors.