Features: 100% brand new and high quality baby breast pump connector. Made of premium material, which is safe and ensures the maximum durability. It is used to connect the breast pump with the breastmilk storage bag. Easy to connect, a direct replacement for the old and broken one. Easy to clean and convenient to use, brings much convenience for you. Specification: Condition: 100% Brand New Material: PP Type: Wide Diameter, Standard Diameter (optional) Package Size: Approx. 10*5.5*5.5 cm / 3.9*2.2*2.2 in Package list: 1 * Connector Steps: 1. Open the breast milk bag 2. Fix the adapter on the breast pump and storage bag 3. Start storing breast milk. 4. Slowly discharge the air inside the breast milk bag. 5. Put the breast milk bag in the refrigerator. Note: Do not sterilize the product in a microwave oven. Sterilize with boiling water. Do not grip the connector area while pumping to avoid releasing the bag and dropping the milk on the floor! 1、100% brand new and high quality baby breast pump connector 2、Made of premium material, which is safe and ensures the maximum durability 3、It is used to connect the breast pump with the breastmilk storage bag 4、Easy to connect, a direct replacement for the old and broken one 5、Easy to clean and convenient to use, brings much convenience for you