Flyshine Kids Student Nylon Trolley Bag Rolling Backpack With Wheeled Trolley Hand With Silence Wheels and Thick Spongia Strap,more effective to reduce pressure on back With usefull pocket,can hold all of daily supplies that your kids need,fit for 14 inch laptop This bag not only a trolley bag,and also be a backpack,just to remove when your child do not want a trolley Make of high quality nylon,more waterproof than canvas bag,and also light weight Bag size:48 * 30 * 17 cm/19.2 * 12 * 6.8 inch