Spectra Neck Adaptor to Standard Neck

$12 for a pair of adapters Packaging is opened but unused, as it didn’t fit my bottles. Neck adaptor wide neck to narrow neck adaptor allows use of wide neck breastshield with narrow neck bottle. Converts wide neck flanges (e.g. spectra) to standard neck bottles (e.g. medela, pigeon) suitable to use on spectra premium breast shield set ( wide neck ) For narrow neck (standard neck) bottles with wide neck breast pump shield, use these adaptors so that you can pump directly into your bottles.