Key Features:
Dr. Brown's Natural Flow Standard Bottle Replacement Vent Kit replaces worn or lost parts
For use with Dr. Brown's Natural Flow 8 oz. bottle 
Features a patented internal vent system
Dr. Brown's Natural Flow bottles help reduce colic, spit-up, burping, and gas (sold separately)

Specifications:
Brand - Dr. Brown
Type - Bottle Replacement Vent Kit
Age - 12 Months to 3 Years
Dimensions - L 23.5 x B 10.5 cm

Product Description:
Give your baby the very best. Featuring a patented internal vent system, Dr. Brown's Natural Flow baby bottles are designed to allow your child to feed comfortably. This kit replaces worn or lost vent parts for standard 8 oz. bottles.

Items included in the Package:
2 Inserts
2 Reservoirs