Light Up Bumpy Blinking Rings - Play Kreative TM Each box contains 12 led colorful flashy rings. Glows in the dark! Toys are great for kids birthdays as party favors but also great for adult dance parties, raves & celebrations. Press the toy ring for non-stop flashy fun and it will begin to flash- press again to stop light up toys from flashing. Non-replaceable batteries are included and installed. Assorted colors.