Kids Pre-School Peace Backpack with Integrated Lunch Cooler Pink Bling Rhinestone Peace. The Kids All-In-One Backpack with Cooler is the perfect solution for active kids. The front pocket of the backpack is an insulated lunch cooler, so kids no longer have to tote an additional lunch bag! For ultimate comfort, the back features a padded breathable mesh lumbar section and the straps are constructed with the same padded breathable mesh. Such mesh helps to keep your child comfortable and cool. Additionally, the backpack measures 10â  x 14.5â  x 5.5â  and is large enough to fit a standard size school folder. The interior of the main compartment features an organizer with pockets for supplies and slots for pen and pencil storage. The front of the backpack also features a pocket for easy to access storage. Drinks can be easily stored in the side drink pocket.