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