From the Manufacturer
AVENT has now expanded its breastfeeding line to include the ISIS iQ UNO Silicone Diaphragms with stems. These replacement parts are for use with the ISIS iQ UNO Single Handheld Electronic Breast Pump and the ISIS Manual Breast Pump. Includes two diaphragms with stems
Silicone diaphragms without stems.Quick-and-easy replacement parts for the Avent Isis IQ Uno Twin Electronic Breast Pump (sold separately). Packaged in pairs.