Replacement Silicone Valve - this only fits with the "Wearable Breast Pump" model on our website.
The silicone Valve can often get wear'n'tear and need replacement, so that you don't lose suction performance. They can also stretch sometimes from high use, and also get tiny little rips or tears during washing. Replacing the valve can keep your pump in good condition.
Your motor needs to match this: