How to remove the toy:
Instead of pulling the toy out forcefully, you can squeeze the two handles on the top and slowly let the air flow out for easy release.
How to install mint ball and light ball:
1. Mint balls are small so they can be easily inserted from the bottom, and of course you can open the clear lid to insert it.2. The light ball is a little bulky, please remember to open the transparent cap before inserting it.