Toy tester developed by The Danish State Safety Department (Sikkerhedsstyrelsen). to test if a toy is a choking hazard. Thought it was a great idea and made a quick 3D file for it.

see more at:

https://www.sik.dk/privat/gor-det-sikkert/born/legetojstester/sadan-tester-du-sikkerheden-legetoj-legetojstesteren?fbclid=IwZXh0bgNhZW0CMTAAAR0M5bgVgNxqfW5MbLbcnuqIVBjjO3x79rbfjhbfeZEOz3reWfaJrgshBd0_aem_Afh68R4h84HJCSOnqbe4MoMcjLj4wUB1fL50Dh5On07IPDUM_4Mcyo8i2T2H6g5rmrm64kDtysCxIFIqrM1BsQfS 

and 

https://www.sik.dk/sites/default/files/2019-04/legetojstester.pdf