HeatKeep – Hot food wherever you are Cold meals on the go will ruin your day! Do you know that feeling? You open your food – and it's already cold, soggy, or leaking? With HeatKeep, everything stays warm, safe, and delicious – for hours! Say goodbye to cafeteria food and expensive delivery services. Your food stays warm, delicious, and leak-proof. Why our customers love this product! ✔️ Keeps food warm for longer: The double-walled insulation reliably retains heat. ✔️ No mess in your bag: The leak-proof seal prevents spills and leaks. ✔️ Always hygienic and taste-neutral: Stainless steel keeps your food fresh – without odor or residue. Frequently Asked Quesions. How long will my food stay warm? Between 3 and 4 hours – perfect for lunch breaks or outings. Is HeatKeep truly airtight? Yes – with the silicone ring and valve, everything stays where it belongs. Can I put the box directly in the microwave? No, please transfer the contents first – the stainless steel is not microwave-safe. Specifications Material: 304 stainless steel & food-grade PP Größen: 620 ml (groß) & 420 ml (klein) The package contains 1/2/3/4 × HeatKeep Lunchbox (multi-layered) 1 × Carrying bag with handle