glass food container 2.Material: Borosilicate box, Silicone lid 3.glass food box for keeping fresh 4.OEM orders Advantages of the High Borosilicate heat-resisitant glassware: 1 Chemical stability\lower expansivity; Thermal shock resistant(equal or lower than 800 degreee) 2 Excellent resistance to water, acid, alkali, corrosion; Can't absorb food odor 3 Heat-resisitant can reach over 120 degree, ...