Description: - Durable piano tuning mutes for more easily muting the section. - Temperament strip used to mute off the outside strings, is enough to tune two octaves at a time. - Suitable for piano tune fixing. - and professional material made,exquisite craftsmanship. - Made of quality stainless steel material.Specification: - Material:Stainless Steel - Colour:SilverSize Chart:Size:110×15×3 mm/4.33×0.59×0.12 inchPackage Includes:1 Piece Piano Tuning Mute Tool:1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!3. Wish you a wonderful on-line shopping!