Fit & Fresh offers its Fit & Fresh Small Kids' Backpack and Matching Insulated Lunch Bag in Heart Flowers or Sk8 All Day for $10. Plus, coupon code "APRILSHIP" bags free shipping. That's a savings of $25 and the lowest total price we could find. The backpack features two external pockets, a mesh side pocket, adjustable padded shoulder straps, and grab handle. The lunch bag features thick insulated walls, a bottom zip compartment, and easy-grip handle.