Body: Stainless steel (acrylic resin coating)
Handle, inner container, inner container lid: Polypropylene/Cold resistance temperature -20 degrees, heat resistance temperature 140 degrees
Lid: Polypropylene (filler: Styrofoam)/Cold resistance temperature -20 degrees, heat resistance temperature 140 degrees
Inner container, inner container lid: Polypropylene/Cold resistance temperature -20 degrees, heat resistance temperature 140 degrees
Packing: Silicone rubber/Cold resistance temperature -20 degrees, heat resistance temperature 140 degrees
Bottom plate: Thermoplastic elastomer/Cold resistance temperature -20 degrees, heat resistance temperature 70 degrees