Feature:1. Three Layer Design: Three layer design, you can choose to use 1, 2 or 3 layers according to your needs. The top coverage can even hold a phone.2. Leakage Proof: Silicone lined lids fit perfectly into each compartment of the tray and help prevent leaks and spills.3. High Quality Materials: Premium food grade stainless steel interior and premium plastic exterior, thickened handle and clasp, sturdy and durable.4. Safe Nontoxic: Using sophisticated production technology, it is BPA free, safe, nontoxic, rust resistant and super durable.5. Detachable Compartment Design: The plastic trays reheat food safely in the microwave, and the removable compartment design makes them easy to clean in the dishwasher.Specification:.Item Type: Thermal Lunch BoxMaterial: 304 Stainless Steel, Silicone, PlasticSpecifications: Three Layers (304 Inner Tank)Capacity: 2200mlWeight: Approx. 913g / 32.2ozPackage List:1 xThermal Lunch Box(Three Layer)3 x Inner Bladder1 x Fork and Spoon