Feature: 1. MULTI PURPOSE: Breast milk storage bag adapter is used for mom to pump breastmilk directly into the storage bag and fits most breast pumps and most narrow neck breast covers. 2. POLLUTION PREVENTION: Effectively prevents the milk in the milk storage bag from receiving contamination, and the extended tube design ensures that every drop of breast milk will not be lost. 3. PUMP INTO: Adapter can be used with a variety of breast milk storage bags, such as milk storage bags and organizer bags. Moms can pump and store milk anywhere, anytime. 4. FIRM FIXATION: Comes with upgraded double clip design , which is stronger and more reliable to ensure that the milk storage bag will not fall off when sucking milk. 5. EXCELLENT PP: Made of food grade PP material, high temperature resistance, can be boiled clean, not easy to deformation, care for the health of the baby, can be assured that the purchase. Specification: Item Type: Breastmilk Storage Bag Adapter Material: PP Size: Approx. 52 x 103mm / 2 x 4.1in. Package List: 1 x Breastmilk Storage Bag Adapter