Pumpin' Pal Breast Pump Flanges for Medela， Hygeia， Lansinoh. Sizes M， L， XL， 25mm to 40mm<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> Super Shields work with Ameda， Medela， Bailey， Lansinoh， Rumble Tuff， Avent Isis， 25mm Maymom one piece. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Fits Avent pumps except the new Comfort pump </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Eliminates constriction of milk ducts caused by traditional flanges </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Promotes better flow， Aids in the prevention of mastitis and other breast infections caused by plugged ducts </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Helps users to sit back in a more comfortable， natural position while pumping， Can be used with hands-free systems for the ultimate in relaxed and productive pumping </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31fp62yyihL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31PtJKyGZyL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41LCQheY0OL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31HFYyQb8XL.jpg" noproxy>