•Developed to help prevent colic*, the NUK Professional Ventilation System combines an air valve in the teat to prevent collapsing and a tube in the bottle that separates the air and food.
•Adapter set includes air valve, tube and cleaning brush.
•Compatible with NUK Anti-Colic Professional baby bottles and all 300ml NUK First Choice+ baby bottles.
•Cleaning brush is also suitable for cleaning the NUK Action Cup and NUK Flexi Cup drinking straw.
•BPA-free.