insulated food container 2.Material: Borosilicate box, Silicone lid 3.glass food box for keeping fresh 4.OEM orders ... to water, acid, alkali, corrosion; Can't absorb food odor 3 Heat-resisitant can reach over 120 degree, ... the Silicone Cover Lid: 1) Made of high quality food grade silicone materials with FDA & SGS certificate.2) ... .9) OEM orders are welcome. Keep Fresh insulated food container