1. DURABLE MATERIAL Our rulers are made of 1mm thick PP material for durability and flexibility. transparency and screen printing technology ensure clear and accurate markings for effortless application and precise results. 2. MULTIPURPOSE RULER With millimeter and inch markings on the edges, our rulers can be used not only as a music tool but also as a practical measuring instrument for daily use. Whether you need to measure small distances or perform simple calculations, our rulers are the choice. 3. WIDELY USED Our composer template measures 20.8 x 10.3 cm / 8.2 x 4.1 inches and includes a wide range of commonly used music symbols, such as sequence numbers, key signatures, rhythms, clefs, temporary notations, and various other lines. It is easy to handle, making it ideal for busy musicians. 4. BEAUTIFUL AND PRACTICAL Our composer template is not only practical but also stylish. Its elegant design and functionality make it an essential tool for composers, music teachers, students, and anyone who loves music.