One size does not always fit all, so Medela developed PersonalFitTM Breastshields in a range of sizes to meet every mom's needs. Lactation professionals agree that proper breastshield fit is essential for not only comfort, but also for better pumping results. Quality and performance you can trust - Authentic Medela Spare Parts are engineered, tested and approved to work specifically with your Medela breastpump. Non-Medela spare parts can vaary significantly in design, materials, and workmanship; all of which may affect the performance of your Medela breastpump. * Compatible with all Medela breastpumps; * Available in five sizes to ensure your best fit: 21 mm, 24 mm, 27 mm, 30 mm, and 36 mm; * Made without BPA; * Contains 2 breastshields;

• Personalize your breastshield size
• Experieince optimal milk removal
• Acheive maximum pumping comfort

Personalize your breastshield sizeMedela