Warning: Parental supervision advised for young children. The product design prevents the marble escaping. Do not attempt to remove it. Once opened. Keep refrigerated and consume as soon as possible.
How to use
1. Open your ramune on a flat, stable surface.
2. Pop out the pull-tab and push down the push tab until the marble pops down into the special chamber along the bottle neck.
3. Hold the push-tab down for a few extra seconds before drinking.
***info source from an wholesaler website***