Lesson bag: Width 40cm, Height 30cm, Depth 5cm This is a lesson bag with a piano keyboard pattern. It has a black quilted lining and a gusset. It has an inner pocket made of the same patterned fabric as the outside. This was made by a amateur using a home sewing machine. Thank you for your understanding of handmade items. Piano Piano lesson bag Keyboard Musical notes Picture book bag Elementary school Kindergarten Girls Boys Quilting #Piano #PianoLessonBag #Handmade #LessonBag #PictureBookBag #TrainingBag #TextbookBag #KindergartenBag