Material: These music clips are made of high-quality ABS plastic, which is safe and non-toxic, not slippery, and not easy to break. You can use them for a long time. You get: 12 clips; violin key size: 7 x 3 x 2.7 cm (2.8 x 1.2 x 1.1 in); eighth note size: 7 x 3 x 4 cm (2.8 x 1.2 x 1.6 in); color: black, yellow, blue, green, red. Interesting design: With our new note clips, you can choose the wonderful musical gift for a music lover and office supplies for music paper. Your fun shapes brighten up your desk and illuminate your office. Portable and strong grip: Light and easy to carry, and they have strong grip power, not easy to fall off; like a large book clip, use your music sheet securely fastened and fixed, especially for playing music outdoors, so that the music side won't blow away. Broad application: The music clip is suitable for keeping your music or notes in place when you play outdoors or work. They can be used on music clips, can also be used for clip notebooks and fabric pouches, clamps with mid-size packaging, office clips, etc. They are also great gifts for students, friends, and music lovers.