Stanley All-In-1 Stainless Food Jar -0.53L is all you need for camping and hiking. Your kids can take this vacuum lunch flask to school with them, keeping their meal warm for longer hours. It can also hold items cold for 12 hour. This food jar is a one-man band, playing every instrument as you bop along on your road to adventure. Insulation that keeps grub hot for 12 hours? Check. Full-sized spork for eating outdoors