Includes: 2 9oz bottles 2 5oz bottles 4 seal caps for storing breastmilk Teat’s size is 1 This is great for breastfeeding moms. You can store your milk in bottle and use thread caps to seal it. Then put on the teats and cap when you will feed baby. You can also put in a lukewarm water or bottle heater before feeding baby. Seldomly used ni baby itong tommee tippee coz we also have a lot of medela bottles (8pcs) and pigeon bottles. Key Specifications Breast - like shape for easy latch - on Soft and flexible for a natural feeding action Smooth silicone teat feels closer to skin Super sensitive anti-colic valve for a comfortable feed