Open the lid and add 5.6 drops of inks directly onto the surfaces of seal. After completion, press and pull parallel to paper surfaces. Features a roller styles designs that can be easily printed with a gentle roll. Double headed designs, a end can draw a staff of five lines, and the other end can draw a staff of six lines. Make of , strong and Enduring, light weight and portable. Package includes: 1set Music Notation Stamp Roller