Product Details: High-Temperature Insulation: Vacuum insulation can provide up to 6 hours of insulation time; almost twice as much as others. No more cold lunch. No more microwaves. Vacuum insulation layers. The box can provide the right temperature to keep food warm and healthy. Convenient for you to enjoy delicious home-cooked food at school or at work. Product Material Type: Made of high quality food grade stainless steel SS304 internally and externally, the lunch box will never rust and is naturally BPA-free. Product Storage Capacity: 1000 mL Product...