Flexible Nipple - This feeding bottle is fitted with a Flexible Nipple which enables natural movement of the baby’s tongue while helping the baby’s facial and jaw muscles to strengthen and aid their development. Air Ventilation System - Pigeon feeding bottle for babies has a unique Air Ventilation System (AVS) that ensures smooth gliding of milk into the baby’s mouth and minimizes the air intake. Ease of Use - A smooth and streamlined shape of the bottle allows mothers to hold, store and clean the bottles with ease. The nipple can easily be adjusted to decrease or increase the milk flow. Specifications Department Kids Unisex Number of pieces 1 What's In The Box Pigeon Plastic Feeding Bottle Soft Silicone Nipple BPA & BPS Free, 0+ Months, Multicolour, 150ml