The best material setting for getting the following result

Hey,

simply play around with volumetric or subsurface scattering

Corona helpdesk is your friend. They have multiple articles for SSS, including screenshots of a material setup for translucent plastic ;]

https://coronarenderer.freshdesk.com/support/solutions/articles/12000039649

Here are setting (in Blender) for the white one, which is used as base for others…