Ultra-lightweight and compact size, perfect for lunch. You can carry soups like warm miso soup, curries, cold salads, and fruits at the appropriate temperature. Heat retention: 61 degrees Celsius or higher (6 hours) Cold retention: 10 degrees Celsius or lower (6 hours) Insulated with foam material for excellent heat retention. Screw-type with a packing to prevent leaks. Resin drinking spout for a gentle feel on the mouth. Folding handle for convenient carrying. Size: 8.5 x 12.3 cm Capacity: 300ml Materials: ・Body: Stainless steel (acrylic resin coating) ・Lid, inner container, inner container lid: Polypropylene (insulation: Styrofoam) ・Packing: Silicone rubber ・Bottom plate: Thermoplastic elastomer Skater Soup Jar