Hi,
I recently added the limit switch sensor and filament runout sensor package (3,00 EUR !!) to my order to get over the 99 EUR for free shipping:
Look how these 7 tiny pieces got shipped:
What a waste of packaging material 
(5 boxes with fill material, 2 envelopes)
Snapmaker should really overthink their packaging for accessories, especially when you offer these spare parts as a package …