AidrPro LED Light Safety Vest with Reflective Stripes - Green MULTIFUNCTIONAL USE. Made for anyone who is looking for high visibility, this safety vest can be used in a number of situations. From surveyors and engineers, to construction and utility workers, this vest is appropriate for any jobsite. It can also be used by joggers, walkers and traffic control operators. ANSI 107, CLASS 2 COMPLIANT. This high-visibility, protective vest is ANSI compliant to provide you with the protection you need when working. Its available in a bright fluorescent color  orange with yellow reflective strips or green with silver reflection strips  to enhance visibility during the day. Additionally, 360reflective strips provide high visibility in dimly lit areas and at night. LED LIGHTS. As an added feature, the vest comes with 16 LED lights that can be switched on and off by pressing the button on the lower left front. Requiring 2 AA batteries (not included), the battery casing can be conveniently held in the inner pocket. DURABLE, BREATHABLE CONSTRUCTION. Made using 100% polyester mesh with reinforced seams, this vest is made to provide long-lasting strength and use. The material is extremely breathable to allow air to circulate and keep you cool when the temperature rises, as well as fire retardant to offer increased protection. UNIVERSAL DESIGN. With an approximate waist of 51" and a 23.2 height, the LED Light Vest is one-size-fits-most. It has three Velcro closures -- one in the front and one on each side  allowing for easy donning, removal and adjustment for your comfort to ensure a perfect, secure fit.