Insulated Food Jar 2.3L 3 Tier Microwave Safe 304 Stainless Steel Thermal Lunch Box with Shoulder Strap for School

DOUBLE INSULATION: Double layer vacuum insulation technology for lasting heat preservation. Pour hot or cold water into the food jar to preheat or pre cool for 1 to 2 minutes before putting food in for better results. 3 TIER DESIGN: Large capacity insulated jar with 3 lunch boxes, you can b soup or various dishes separately so you can enjoy a richer and more nutritious lunch or dinner. SPILL PROOF: Each lunch box has a silicone to prevent food from spilling. And it is designed with an vent valve that can be gently pressed to make the lunch box easy to open. Item Type: Insulated Food Jar Material: 304 Stainless Steel, PP Insulation Jar Size: Approx. 25.5 x 13.5cm Celsius 10.0 x 5.3in Lunch Box Size: Approx. 11 x 7.2cm Celsius 4.3 x 2.8in Gross Weight: Approx. 1609g Celsius 3.5lb