Unique 44++ Thalia Capo For Electric Guitar. If you're a guitarist, you've probably heard your instrument go slightly out of tune every time you clamp a capo onto the fretboard. Thalia's 200 series capos change your guitar's pitch without noticeably impacting its intonation. We have the perfect guitar straps for you or anyone you know who is a fan of gibson, martin, or taylor guitars. Buy the best capo for your guitar from more than 100 custom designs!