Royal Classics RM60 Guitarra Romantica Nylon Guitar Strings， Custom Calibrated for 19th Century Instruments<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> RM60's were designed to maximize the tone of early instruments (Staufer， Lacôte， Panormo， etc.) built with a shorter scale length than modern classical guitars. </span></li><li><span class="a-list-item"> Sweet and balanced， Guitarra Romantica strings faithfully project the sound and charm of 19th century guitars and modern interpretations thereof. </span></li><li><span class="a-list-item"> Treated with an ultra thin proprietary anti-oxidant coating. </span></li><li><span class="a-list-item"> Crafted in Spain by and for serious guitarists. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/519piVsI2pL.jpg" noproxy>