This is a teeth toy. Targeted age group is 1 to 3 years. 3d printable file attached. You can scale it as you need. Materials should be soft gel type rubber. You can make it as solid or shell. Injection molding file also attached.
If you face any problem with the 3d model, please contact with me.
Custom size and design possible, you have to contact with me for custom design.
Thanks,Mahbub