Medela PersonalFit Connectors for breast pumps

Medela

PersonalFit allows you to personalize your breast shield for pumping efficiency. PersonalFit Connectors attach to all PersonalFit or PersonalFit Flex breast shields (sold separately), and are for use with the Medela 

breast pump.

(Not compatible with Pump in Style with MaxFlow, Freestyle, Freestyle Flex, Harmony, Sonata, or Swing breast pumps.)