NWT Dr. Brown’s Natural Flow Anti-Colic Baby Bottles - Pink - 8oz 6pk. Contains: 6 - 8oz/250ml baby bottles, 6 - Level 1 silicone nipples, 1 Cleaning Brush. Nipple made of super soft, high grade silicone. BPA free. #1 Pediatrician Recommended Baby Bottle in the USA. Original Price: $40 * Helps reduce feeding problems - Bottles are known for reducing colic, spit up, burping and gas * Proven to help preserve bottle milk nutrients - Vitamins C,A and E are critical for health in infancy * Vacuum-free feeding helps digestion - Good digestion is essential for babies, particularly newborns * Fully vented bottle design - Closest to breastfeeding * Internal Vent System and silicone nipple work together - Controlled flow so babies feed at their own pace