Natural latex nipples

*Soft, flexible silicone nipple adjust to baby's pressure for the right amount of liquid

*Patented Micro Air Vents™ balance air in the bottle that promotes an even flow of liquid and helps prevent nipple collapse

*EvenfloŽ nipple selection system ensures right flow based on baby's age and nutritional needs

*Come in Slow Flow, Medium Flow and Fast Flow, 6 pack