Flashing safety light, Reflector design with clip on back, Red blinking light. Great for joggers, walkers, cyclists and trick-or-treaters. Long life batteries inserted. Complies with Prop 65. 0.625" H x 1.875" Diameter. Price includes a 1 Colour Imprint. Imprint area is 1.25" W x 0.0" H on Front. Call for multi-colour or multi-location imprints or for rush delivery availability.