Fisher &amp; Paykel Simplus Full Face Mask Headgear-Medium/Large<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> Original Fisher &amp; Paykel product in manufacturers sealed packaging. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Simplus Medium/Large headgear size fits most. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> ErgoForm (TM) headgear design. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Made with breathable， quality material for comfort and durability. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Headgear has wide， durable velcro tabs for easy on， easy off manageability. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41vZRYvdRNL.jpg" noproxy>