Features: brand new and high quality Weaken String Noise - It can eliminate unnecessary string noise & overtones, brings out the desired tone. Easy To Use - Easy to adjust the pressure and dampening of strings without scratching the neck, fretboard nor strings. Safe - Made of durable neoprene+cotton material, protecting the strings well. It can help to reduce unwanted vibration and eliminate unnecessary nuisance noise to ensures a better performance. You'll for play much more smoothly and lyrically whether you're using tapping, hammer-ons or pull-offs with it. Easy to use, no tools or special installation required. Soft material, no any damage to your guitar strings. A great assistant tool for guitar/ players. Package Includes: 1Pc x Guitar String Mute Specifications: Material: Neoprene+Cotton Color: Black Package Weight: approx.20g Total Length: approx.18cm/7.08in Quantity: 1Pc note: Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!