Superior Temperature Insulation - The vacuum insulation and insulated bag provide up to 4 full hours of warm retention with 42 degree ; nearly twice as long as others. NO more cold lunch. NO more microwave. The vacuum insulation provides the right temperature to keep food stay warm and . Convenient to enjoy tasty homemade food at school or at work. Premium Material - Interior and exterior are made from high-quality food-grade stainless steel SS304 which will never rust and is naturally . Does not retain flavors or scents, so you can use it over & over again. The handle and divider are made from food-grade plastic. Leak & Spill Proof - Between each insulated compartment are heavy-duty silicone seals to lock in freshness, leaks, and odors. Please be aware that the coupling between layers is tight to prevent leaks and spills. And please 't lose the silicone valve on the bottom of each layer which will keep it leakproof. Lunch Bag - Made of felt fabric and food-grade aluminum foil-lined interior, it can not only enhance the insulation but also easier to be carried around. perfect for Portion Control - Wrap it with ribbons, and give it to someone you love so they can enjoy homemade delicacy for a healthier eating style! Colour:Creamy-White Material:Stainless steel Size:13.5x13.5x18 cm Package Contents: 2 * insulated lunch box 1 * Insulation bag Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.