Made of high-class brass material, the noise is small, and it can create better guitar tone. It serves as a better string support to provide more vibration and a better upgrade in tone and sustain. With sturdy, lightweight, wear-resistant, durable features, it is a must-have accessory for your guitar. Features - Color: Golden -Material:Brass -Long Size:7.50X0.90X0.30cm/2.95X0.35X0.12in -Short Size:4.40X0.90X0.50cm/1.73X0.35X0.20in - It is mainly made of safe and premium brass, which is sturdy, durable and practical for using. - With reasonable design, these guitar string nuts are suitable for most of the guitars. - The delicate design and fine workmanship, make it an essential accessory for guitar. - The nuts can improve the guitar's sound quality, create a more beautiful sound. - It can preserve your guitar strings better, and it is portable and compact, convenient to use. Package list: 3 x Long Guitar String Nut 3 x Short Guitar String Nut