Features: Material: Guitar strings noise damper muter wraps is made of stretch diving cotton material, without damage to your guitar strings. Weaken String Noise: Help eliminate overtones and resonances, and reduce unnecessary string noise on string instruments. Guitar String Mute Strap: 2 Sizes options; Dimensions is approx.19cm/7.48inch can be used with 6-string and 7-string guitar. Widely Used: Very suitable for guitars, basses and other stringed instruments. A great assistant tool for guitar or bass players. Easy To Use: Easy to install and remove, no tools or special installation required. You can adjust the strap to fine tune your dampener pressure. Specifications: Material: Stretch Diving Cotton Color: For The Picture Shows Package Weight: approx.20g Style Options: 18cm/19cm Length 1: approx.18cm/7.08in Length 2: approx.19cm/7.48in Package Includes: 1Pc x Guitar Mute Wraps note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the differences between different monitors, the picture may not reflect the actual color of the item. Thanks!