Brrnoo Insulated Stainless Steel Lunch Box

Proof and Air-Tight Seal

Our Thermal Lunch Box Container features a valve mechanism that allows you to remove excess air for better insulation. Open the valve before closing the lid, press the lid several times to release the air, and then close the valve for an air-tight seal. Ensure a hassle-free experience by removing the small valve before opening the lunch box.

Long-Lasting Warmth

Designed to keep your food warm for an extended period, our Thermal Box can maintain temperatures for about 1 hour (actual heating time may vary based on local conditions, weather, and temperature). Enjoy your meals at the perfect temperature, even during long commutes or outdoor activities.

Food and Leak-Proof

Our Stainless Steel Insulation Box is made from food-grade materials, ensuring your food's safety. The stainless steel construction is durable and easy to clean. Each lunch box comes with a silicone sealing gasket, providing excellent sealing performance and preventing food leakage or odors. Enjoy fresh and delicious meals with peace of mind.

Beautiful and User-Friendly

Our 1 Layer Insulation Box features a strong lunch box button and an arched handle, enhancing both durability and comfort during carrying. The seal design ensures a secure closure and excellent tightness. The air hole design allows for easy opening while providing additional aeration for the food inside. This lunch box is easily cleanable, practical, and low maintenance, making it an environmentally friendly choice.