Look at these great features:

• Safe... all parts that contact breastmilk are BPA-free.
   
• Includes:
  (2) 27mm Flanges
  (2) 40˝ Tubing
  (2) Mother’s Milk Storage Containers, 4 oz.
  (2) Duckbill Valves
  (2) Storage Container Caps/Feeder Cups
  (2) Rings
  (2) Narrow-mouth Storage Containers Adapters
  (2) Ring Covers
  (1) Container Holder
  (2) Pump Filters and Instructions for Use.
   
• Download Instruction Manual