The first day of school is a milestone that usually starts with a search for the perfect backpack. It seems like a simple task until you see a tiny first-grader swallowed whole by a bag that looks big enough for a hiking trip. Finding the right balance between a cool look and physical safety is a top priority for every parent. This guide on how to pick the right size, style and comfortable school bags for kids is here to simplify your shopping. By following a few basic rules, you can ensure your child heads off to class with a bag that supports their back as much as it shows off their personality. Getting the Size Right The most important rule for school bags is that they should never be wider or taller than your child’s torso . For young kids in preschool, a small 6 to 9 litre bag is plenty for a lunchbox and a change of clothes. You want the base of the bag to sit right at the waistline rather than sagging down toward their knees. A bag that is too large will pull ...