- For Spectra Handsfree Cup Set
- Not advisable to sterilize due to its rubber material
- Will affect suction of the breast pump with wear and tear (Please note that there is a slothole at the tip of each valve. It is part of the valve and NOT a defect.)
- Wash with liquid cleanser and rinse thoroughly
- Do not wash it with straw brush
- Do not detach by pulling from the end.