Lavoli Bone-conduction Music Lolly

Lavoli is the world's first bone conduction music lolly company.
Through the innovative use of bone conduction technology, Lavoli gift candies perfectly integrate taste and hearing for the first time. When a user appreciates Lavoli, only he/she can feel and hear the sound in the mouth. It will be a surprising experience ever!
https://www.lavoli.com/lavoli-musical-lollipop/