Features: The basic chords of piano keyboards and organs are suitable for beginners to practice and are a very useful reference in music classes. Large and clear, students prefer to use large chord posters as a reference compared to flipping through small books. Made of coated paper, it is very durable, environmentally friendly, has good toughness, and has a long service life. This chart poster includes 60 different chords. And piano notes and keys on the 88 keys piano layout. Widely applicable: Suitable for piano beginners in families, schools, piano rooms, music classrooms, teacher teaching, school music teaching, etc. Specifications: Material: Coated paper Size: Large/Small Large size: Approx. 410x570mm/16.14x22.44inch Small size: Approx. 210x280mm/8.27x11.02inch Package Includes: 1x Piano Chord Practice Sticker note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.