Product Features Visipad is a versatile and self-adhering chemical light emitter Designed to maximize visible suface area, VisiPad provides unique capabilities for search and rescue, marking, evacuation procedures, room clearing, and identification of friend or foe (IFF) Rectangular and flat, VisiPad provided 10 hours of visible light Hook and hole feature allows VisiPad to be hung from wires or monofilament Developed to minimize accidental activation, VisiPad can be kept in pockets or pouches in significant quantities for easy access and deployment Ideal for mass casualty trainings and events 4-1/2a ^2 Length x 2a ^2 Width x 1/8a ^2 Height Pack of 25, Made in USA