D'Addario Helicore 4/4 Size Violin Strings 4/4 Size Set with Steel E String<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> 4/4 scale violin with a playing length of 13 inches (328mm) </span></li><li><span class="a-list-item"> Medium tension </span></li><li><span class="a-list-item"> Stranded steel core provides optimum playability and produces a clear， warm tone </span></li><li><span class="a-list-item"> Versatile string that works well for a wide variety of playing styles and instruments </span></li><li><span class="a-list-item"> All D'Addario strings are designed， engineered and manufactured in the USA to the most stringent quality controls in the industry </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51RARDN%2B4jL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/71hy0TwBsbS.png" noproxy>