This lunch box is a day to day essential our thinsulate technology is a lightweight insulation layer that is moisture resistant the seamless lining enables easy cleaning just wipe clean and go style product shapelunch boxes fasteningzip closure lined top handle star warstrade copy lucasfilm 2005 care and composition composition 100 polyester lining 80 ethylene vinyl acetate 20 polyethylene exclusive of trimmings care instructions dry clean keep away from fire and flam