Ibanez - FRETWRAP IFW10W:
Fits 8 & 9-string guitars, 6 & 7-string basses, or 6 & 7-string classical guitars
The FretWrap mutes strings to eliminate unnecessary overtones and sympathetic resonance.
• Professional string dampener for guitar and bass
• Cuts overtones and open string vibrations and noise
• Perfect for live performances and studio recording