Penn QST 36 Felt Tennis Ball in Polybag， 12 Balls<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"> Low compression core with durable felt </span></li><li><span class="a-list-item"> Modified speed and bounce for greater control </span></li><li><span class="a-list-item"> RED Ball for 36' tennis court size </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51W9xv0g1LL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41lm5lLrh8L.jpg" noproxy>