•Size:18 Inch-Small Wheel Colour: Car Themed Colourful -Grey Background •The Wheeled Backpack Is Made Of Waterproof Nylon Fabric, Which Can Effectively Protect The Contents Of The Bag. The Trolley Rod Is Made Of Polished Metal, Which Can Better Reduce The Burden On The Shoulders Of Young People. •Children'S Roller Trolley Backpack Includes 1 Large Main Bag, 2 Zipper Front Pockets; 2 Net Storage Bags; 1 Lunch Bag; 1 Pencil Bag; This Set Of School Bags Has Enough Space To Hold Everything Children’S School Supplies