... ,TUV,USP61,LFGB,EN71-3,NEW European Standard Non-toxic Reusable Keep food fresh boxCertificates:CE,MSDS,FDA,BV, ... SGS,TUV,USP61,LFGB,EN71-3,NEW European StandardThis kind ... .Description & Function:1) It is available for keeping food fresh during transportation ,sports and and camping and so ... .3) Reusable ,Non-toxic,Non-caustic. Keep food fresh box