-before using for the first time, sanitize breast shield and valve in boiling water for 5mins.
After each use:
-Wash it in warm, soapy water and rinse it in clear water.
-Air-dry on clean towel and cover the parts when not in use.
Includes 1 flange, 1 tubing, 1 white valve, 2 backflow prevention filters, 2 short tubes