●This set includes a resin protector that attaches to the end of the music stand and music stand, an accessory box and a music stand clip for attaching to your music stand ●This is a tall version of the most popular music board endorsed by schools, orchestras, and players who demand durability. Height adjustment: 37.8 - 60.2 inches (96 - 15 ●The protector is easy to install just plug in ●The accessory box is great for when you want to keep your detailed playing essentials within easy reach. Once you use it, you will never want to take it off ●The clip is transparent so your music will not be hidden, and you can play comfortably. Metal spring ensures a secure fit and prevents it from falling off. The long length of about 11.8 inches (30 cm) can also be used for large sheet music