ZoLi BOT 3 Piece Straw Replacement Kit<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> Highly recommend replacing your BOT straw every three months， or as needed </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> For use with BOT and BOT XL SILIFLEX-straw technology， Valve-free </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> straw has weighted ball so it will always moves to the liquid </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41QW1wlF8JL.jpg" noproxy>