Welcome to our shop! This ABS outer shell features a stylish piano key and musical note design, making it durable and attractive. The transparent, water-resistant inner pockets have a concave-convex surface to protect your sheet music from creases and wrinkles. With 40 A4-sized pockets, it offers ample storage for standard sheet music or other documents. A great assistant for instrumentalists, musicians, students, and office workers. Lightweight and flexible with a clear cover. A perfect choice for music lovers. Color: Cartoon Musical Instrument - Black Product Weight: 250g Item Size: 31 x 23.5 x 2.6 cm Features transparent and water-resistant inner pockets with 40 pages for storing sheet music, files, and more. Ideal for instrument players, musicians, offices, schools, and homes. Your satisfaction is our top priority. We are committed to providing you with the best service. If you encounter any issues upon receiving the product, such as damage or incorrect quantity, please contact us immediately, and we will provide you with the best solution!