1Excellent Heat Preservation Performance: Vacuum heat preservation, double heat preservation, food tank heat preservation, so that food can stay delicious for a long time. 2Double Vacuum Interior Design: Double vacuum interior design, interior and exterior are made of high quality stainless steel for excellent temperature control and long term durability. 3High Density: Can make the food better heat preservation, separation and retain freshness, produce the best hot insulation effect, and can be long term storage. Insulated stainless steel doesn't filter chemicals out of food the way it does when you heat it. 4Thermal Insulation Improvement: Keep food taste better, leakproof, reinforce stainless steel tank, slow heat release, improve thermal insulation. 5Thickened Design: Thickened design, not easy to rust, corrosion resistance, high temperature resistance, and durable. Easy to carry and fine workman. Ideal for work, travel, picnic and outdoor use. Item Type:MultiLayerInsulatedLunchBox Weight: Approx.1373g / 48.4oz Material: Stainless Steel Capacity: 2000ml Bowl Diameter: Approx.11.5cm / 4.5in Bowl Height: Approx.5.5cm / 2.2in, Approx.7cm / 2.8in Total LunchBox Height: Approx.22.5cm / 8.9in LunchBox Diameter: Approx.14cm / 5.5in 1 x Insulated Lunch Box 3 x Small Bowl