This pack features 2 breast shields that work with Medela Hands-free Collection Cups. Made from BPA-free materials, these comfortable breast shields come in 3 sizes (21mm, 24mm, 27mm) and are designed to be compatible with Medela breast pumps featuring Hands-free Collection Cups.

- Authentic Medela-manufactured replacement breast pump parts

- For use only with Medela breast pumps featuring hands-free collection cups

- Features markings to indicate amount of breastmilk pumped

- Made of BPA-free silicone

- Breastshield: made of polypropylne

- Cups, breast pumps and o-ring seals sold separately

*For hygiene reasons, this product cannot be returned once opened.