it is suitable for microwave use for its characteristic of heat-resistance. Many colors are available

This cup/bottle is purely made of non-toxic and environmentally-friendly PP material,
airproof closed when clicked on with the four clasps at the sides at the cover.
Non-toxic as a feature of the PP material, this can be used as food container,
esp for the characteristic of heat-resistant, esp suitable for use in the microwave
oven, generally acceptable for household use.Many colors are available and OEM is acceptable.