- Black jade Thermos JNL-S500 tumbler
- Dark everyday mug with vacuum insulation
- Smart dark colour finish
- Black jade JNL-S500 sold 12 to a carton

The Thermos JNL-S500 in black jade is a vacuum insulated tumbler in the next size up from the S350, as the model number suggests. It is made for carrying a larger drink of coffee, tea or water, and the dark black jade colour gives it a smart, grown-up look.
The export carton holds 12 pieces. Ground Biotech supplies this Thermos tumbler wholesale for export to importers, distributors and Asian supermarkets, as part of its range of Japanese drinkware.