LeakProof Microwave Safe Perfect for both hot and cold foods our patented lunch box features innovative MicroSteel Technology so you can heat up your meals in the microwave while the silicon seal keeps the lid airtight so salads sandwiches and more stay fresh onthego EasyOpen Valve To open your Bentgo MicroSteel lunch box lift the venting valve on the top of the lid This releases internal pressure making it easier to remove the lid without force Once open lift off the lid and enjoy your meal Customizable Compartments An optional divider provides a second compartment adding versatility to creating meals making it the perfect container for packing healthy and balanced foods Premium Food Safe Materials Made from quality stainless steel and foodsafe silicone thats both stain and odorresistant its BPAfree safe and a sustainable alternative to plastic Note The stainless steel is singlewalled and wont keep food cold or hot for an extended period of time Use in combination with our Bentgo Ice Packs and insulated Bentgo Bags to keep your food fresh longer What You Get Patented Bentgo MicroSteel LeakProof Lunch Box with lid removable divider industryleading 2 Year Warranty and caring customer support