Trailmaker Girls 18 Inch Purple Glitter Star School Bag Backpack Bookbag This backpack measures 18 x 13 x 6 and is made out of 600 Denier Polyester. It comes with a full front zippered pocket. Also includes padded adjustable straps built for comfort. The spacious main compartment and the convenient second compartment (both with zippered closures) provide plenty of space for daily supplies. Perfect gift for your elementary school age daughter!