Ovation Web Site Round-backed guitar strings???? Okay, so all guitar strings are round-backed. It's just that these are round-backed guitar . . . strings. Get it? -----------------------------------------------------Never mind. Just check out the strings. Ovation 5116 Phosphor Bronze 12-Strings (10-47/10-27) $8.25 Ovation 5117 Phosphor Bronze Extra Light Strings (10-47) $5.47 Ovation 5118 Phosphor Bronze Light Strings (12-53) $5.47 Ovation 5119 Phosphor Bronze Medium Strings (13-56) $5.47 String Anatomy 101