Features: 

• Fits all Hegen containers.
• Secured closure protects precious nutrients from oxidation and keeps breastmilk fresh.
• Organize smartly with snap-on interconnecting buttons for enhanced stability to avoid messiness, toppling and spillage.
• Express, Store and Feed within a single container with interchangeable pump or adapters, feeding collars and storage lids. Wide mouth and smooth lines with no ridges for quick and fuss-free cleaning. Our revolutionary Press-to-Close, Twist-to-Open, PCTO no screw thread one-hand closure for hassle-free handling.
• Hassle-Free Cleaning: The smooth interior surface, wide bottle opening and minimal parts make cleaning exceptionally easy.