HEAD Gravity Tennis String Set， White/Grey<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Length: Cross 6.5m - Main 5.5m </span></li><li><span class="a-list-item"> Gauge: Main 17g (1.25mm) - Cross 18g (1.20mm) </span></li><li><span class="a-list-item"> Colors: Main is white， Cross is Gray </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51jQ19lTiDL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/61bzKfj5rJS.png" noproxy>