Light Up Rainbow Pecker Shot Glass. Make a colorful load and proud statement wherever the party action takes you with the Light Up Rainbow Pecker Shot Glass. Made with food grade PVC this fun little shot glass will have all your party guest hooting and howling with excitement when you party down with this cute and colorful little party shot glass. Colorful hang string for handy access. Changeable batteries. Water resistant. Rinse out and towel dry. Multi color light show. Push button on and off function.