Colour notes: the notes are colour coded so that children and beginners can easily identify and remember them. The perfect visual aid for beginners learning to play the piano or keyboard. Any keyboard: suitable for all standard piano and keyboard models. The sheets can be placed behind the keys so that they you when playing. High quality: on high quality paper, making it more durable and long lasting. Easy to use: easy to set up and easy to take down after practice. Four octaves: the table includes four octaves, which is more than enough for a child or beginner to start playing the piano. size: 65 x 15.5 x 0.1cm Material: coated paper colour: Package Contents: 1 x Piano and keyboard score charts Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.