This folder has 30 pockets / 60 pages and is ready for intensive use. With stainless steel rings, transparent interlayer design for inside pages, suitable for A4 formats, both positive and negative pages can be used. This neatly organized folder has received praise from a wide variety of musicians, including orchestras and brass bands. The sturdy spiral binding allows you to lay your score flat on a flat surface at a 180-degree angle to the cover. Spiral binding allows folders to be opened at 180 degrees. Folders are not automatically closed on the music rack. And can turn the page easily and precisely. Widespread use: change the spectrum folder, great for different instrument players and musicians. It's the best choice for music lovers.Color: BMaterial: plasticColor: blackStyle (Optional): Elegant keyboard / height symbolSize: 31.5 x 23.5 x 1.5 cmQuantity: 1 pieceFeature:- This folder has 30 pockets / 60 pages and is ready for intensive use. With stainless steel rings, transparent interlayer design for inside pages, suitable for A4 formats, both positive and negative pages can be used.- Widespread use: change the spectrum folder, great for different instrument players and musicians. It's the best choice for music lovers.- This neatly organized folder has received praise from a wide variety of musicians, including orchestras and brass bands.- Your score won't fall out even if you flip the folder.- The sturdy spiral binding allows you to lay your score flat on a flat surface at a 180-degree angle to the cover. Spiral binding allows folders to be opened at 180 degrees.- Folders are not automatically closed on the music rack. And can rotate the page easily and accurately.Note:1. Please allow 1-3MM differs due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package included:1 x score folder