Spectra Wide Breast Shield Set (XL/32mm) 4 pcs- S2，S1，M1， 9 Plus<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> 32mm wide neck flange (1) </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Back flow Protector (1) </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Duckbill valve (1) </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Tubing (1) </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41LztDNrBfL.jpg" noproxy>