PackIt Freezable Lunch Box (blue) The classic lunch box has gotten the coolest upgrade ever! PackIt's Freezable Lunch Box is the only lunch box of its kind that chills like a fridge and keeps food and drinks cool for up to 10 hours on the go Freezable gel is built into the lunch box so you never have to waste money on ice packs that get lost The Freezable Lunch Box fits flat containers like bento boxes and has a mesh pocket for napkins and other lunch essentials t's the perfect kids lunch box and is great for school, daycare, travel and sports