This one is for all the hot lunch lovers! The b.box Insulated Lunch Jar keeps food at the perfect temperature for hours with triple layer insulating superpowers! Designed to fit perfectly in the sandwich compartment of the b.box lunchbox or use on its own! Triple layer insulating superpowers keep food warm for up to 7 hours or cold for up to 8 hours. Large opening with vacuum-sealed leakproof lid makes the insulated lunch jar ideal for hot foods like noodles, soup, or pasta. Easy grip side and top handles allow for easy removal from the lunchbox and encourage independence when opening the lid!