Lunch Box 900ml Portable Single Layer Insulation Thermal Stainless Steel Food Container for Outdoor Picnic

【Material safety】 The interior of the heat storage box is made of stainless steel, the mirror surface is highly polished and easy to clean. This will not cause any negative effects on food, you can rest assured to put food in It. 【NOT EASY TO LEAK】Silicone sealing ring makes the lunch box well combined and securely fixes the built-in silicone sealing ring, so you don't have to worry about leaks even if soup is brought. It is very suitable for keeping food fresh and can be used for a long time. 【Safety buckle design】There are safety locks on both sides of the lunch box, which can be attached with one click. The lid and box body are securely fixed, so you don't have to worry about loosening the lunch box. 【Good sealing performance】The lunch box has an air hole, which can be sealed by pressing down. Open the vent hole before opening the lunch box lid and it can be removed for stain-free cleaning. The handle is beautiful and durable, easy to make. 【EFFECTIVE INSULATION PERFORMANCE】Insulated lunch box keeps your meals hot, fresh and ready to eat without additional heating or refrigeration. At an ambient temperature of 25 degrees, the heat retention time is about 1.5 hours.