Applicable: Temperature -20 ℃ -120 ℃ Product selling points: stacked stacking, food grade material, no cross flavor, microwave heating, sealed for freshness preservation characteristic: 1: Food grade PP material has no odor, just to add a guarantee to your health 2: The inner sealing ring is designed with hollow silicone resin, effectively preventing food oxidation and bacterial growth 3: The box body can be heated and refrigerated, with a high temperature resistance of -20 ℃ -120 ℃. It can be refrigerated and microwave heated Package List: Storage Box * 1