Sanrio Hello Kitty 2 Pieces Gift Set 10" Toddler Backpack with Coloring Book Polyester Fabric lining Sanrio Hello Kitty Set of 10" mini Backpack with coloring Book -Note-: The free bonus coloring book won't fit inside the backpack! Mini backpack measures approximately 10" X 8" X 3.5" Officially Licensed Sanrio Hello Kitty accessory. Miniature backpack with adjustable shoulder straps; 100% Polyester