Nenesupply Generic Flange for Spectra S2 Spectra S1 Spectra 9 Plus Breastpump. Made By Nenesupply. Not Original Spectra Flange Not Original Spectra...<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> CONTAINS 2 SMALL 21mm FLANGES / Breastshield. A NENESUPPLY FLANGE FOR SPECTRA S2， SPECTRA S1， AND SPECTRA 9 PLUS BREASTPUMP. Made by Nenesupply. Not Original Spectra Flanges. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> THIS IS AN AFTERMARKET PRODUCT MADE BY NENESUPPLY. COMPATIBLE WITH SPECTRA PARTS. It can be used with Spectra valve， Spectra backflow protector and Spectra bottles. It has same suction power as OEM parts. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> WORK WITH SPECTRA WIDE MOUTH BOTTLES， AVENT BOTTLES， and NENESUPPLY WIDE MOUTH BOTTLES. They are NOT compatible with OTHER wide mouth bottles. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> DIFFERENT FLANGE SIZES AVAILABLE: 21mm， 24mm， 27mm. MATERIAL DO NOT CONTAIN ANY BPA. Can be sanitized with water steam， boiling water or microwave-steam bags. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> IN RETAIL PACK sealed by manufacturer. Comply with FDA regulations for plastic materials that contact food. Tested by independent labs for safety. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/312Bvq8Z03L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41%2BBcgBkAlL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41V23hOitNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41DYFd7G3DL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51o-F5upgzL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51LUV7mL71L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51pO8kqGgmL.jpg" noproxy>