Thermos Vacuum Insulated Food Container Slim Type 0.25L (JBK-250) HOT & COLD 〈Color〉Yellow 〈Capacity〉0.25 liters 〈Heat Retention〉58 degrees Celsius or higher (6 hours) 〈Material Type〉 Body: Stainless steel (Acrylic resin coating) Outer Lid: Polypropylene (Foamed polypropylene inside) Inner Lid: Polypropylene Seal Packing: Silicone Vent Packing: Silicone Opened for photography. Unused, but it has been stored at home, so please refrain from purchasing if you are looking for a perfect item or are very sensitive to such things. Thank you for your understanding. Price is not negotiable.