1、Made of PVC material, tear resistant and crease resistant. 2、Double-sided film for waterproof and easily cleaning. 3、Transitory scald-proof for 5sec 200-300℃ temperature. 4、Designed according to the real piano scale, it is more practical for learning. 5、Rolling storage design, leaves no fold marks, and easy for storage and carry. Features: 1. Made of PVC material, tear resistant and crease resistant. 2. Double-sided film for waterproof and easily cleaning. 3. Transitory scald-proof for 5sec 200-300℃ temperature. 4. Designed according to the real piano scale, it is more practical for learning. 5. Rolling storage design, leaves no fold marks, and easy for storage and carry. 6. 3D visual sense gives you realistic playing feeling and adds more fun for practice. 7. To help piano beginners to understand the keys and practice. 8. Can be emergency use for school or training class which is insufficient with piano. Specification: Material: PVC+Double-sided film Package Size: Approx. 20 * 4.5 * 4.5cm/7.9 * 1.8in Optional type: X-02, X-03, X-04 Weigt: Approx. 90g Package List: 1 * Piano Guide Paper