Light Up Flashing Rings are a great accessory for all celebrations, parties, and occasions. Our Light Up Flashing bumpy rings are made of a stretchy, jelly material and feature assorted colored LEDs. To activate the Flashy Rings, simply press on the ring and it will start flashing. To turn off, press on the ring again. Comes in a Display Box, each box contains 48 rings. Batteries are included and installed!