1.Made from High quality PP,plastic ,stainless steel Liner Insulated with Polyurethane Foam. 1.PACKAGE:6SETS/CTN2.CTN SIZE:79* ... 5.5L 2.2L 0.6L 0.3L5.ITEM NAME:INSULATED FOOD CONTAINERFEATURE1.Made from High quality PP,plastic ,stainless steel ... Liner Insulated with Polyurethane Foam.2.Thick Layer of Polyurethane Foam & Intact locking System keeps Food Hot & Fresh ...