Made of very soft silicone material
The raw material of silicon and glass is the same. It is plastic derivative and does not contain any chemicals harmful to health. It is waterproof and does not stain. Falling food is collected in the pocket in front of it.
You can use it from 6 months to 4 years old thanks to its 4-stage adjustment holes on its neck. It is easily hand washed. It dries very fast.