Our assorted flashing LED Bumpy Jelly Rings are a great prize or favor for all celebrations, parties, and occasions. These are made of a stretchy, jelly material and feature assorted colored LEDs. To activate, simply press on the ring and it will start flashing. To turn it off, press on the ring again. LED lights are red, blue, purple, pink, yellow, and green. Children of all ages are sure to love these cute little loot prizes. Since these jelly rings are stretchy one size fits most fingers! 3x AG10 batteries are included & installed!