1.Microwave oven heating: -20 ° C ~ 120 ° C
2. Thick silicone ring to isolate outside air and prevent internal heat loss.
3.Bayonet design, sealed and fresh
4.Bottom non-slip design, safe to use
5. Environmental friendly bamboo fiber material, lunch box can be easily separated for easy cleaning.
Note:- (when the microwave is heated, the lid of the lunch box must be taken out)
Estimated Shipping Time 4-7 Days in the USA