All G7th Performance 3 Celtic Special Edition capos come with the ground-breaking ART system within the top bar that mechanically adapts to the true curvature over your strings and fretboard, exerting completely even pressure across all the strings - setting a new standard of in-tune, buzz-free use. Giving maximum tuning stability with the minimum possible tension in EVERY position, on ANY guitar neck. By simply squeezing to attach and squeezing to release, the Performance 3 capo gives complete and intuitive control over the pressure you place on your strings. Whether it's an acoustic or an electric, you can have confidence that you are in control and will keep your guitar in tune. A very special engraved version of the Silver Performance 3 capo with ART features an engraved Celtic knot motif by Patrick Gallagher on the rear and top bar. Celtic music has been played for centuries on a variety of instruments and continues to influence musicians all over the World today. Between songs, you can easily park a Performance 3 capo on the headstock or just behind the nut for quick and convenient access. With non-reactive, protective silicone pads at every touchpoint, you can be sure that the finish on your instrument is safe when using a Performance 3 capo.