Jumbo Nuts and Bolts Set with Tote 12 Pc - Occupational Therapy - Matching Fine Motor Toy for Toddle

Anyone know what kind of plastic these are made with? i try to avoid plastics unless they are bpa and pvc and pthlate free.

Are these the same size as the ones called skoolzy "jumbo nuts and bolts" and just more in the package?

Can my baby use this product a lot?

Can my baby use this product a lot?