PPSU Material: The bottle is made from durable and lightweight polyphenylsulfone (PPSU) material, which is known for its resistance to high temperatures and impact. Flexible Peristaltic Nipple: The bottle is equipped with a flexible peristaltic nipple, which is designed to mimic the natural movement of a baby's tongue during breastfeeding. This helps to promote proper latch and feeding technique, reducing the risk of nipple confusion. Anti-Colic Valve: It features an anti-colic valve at the base of the nipple, which helps to prevent air ingestion during feeding, reducing the risk of discomfort and colic in babies. Ergonomic Design: The bottle is ergonomically shaped for easy handling and comfortable feeding for both babies and caregivers. Wide Neck: The wide neck design makes it easy to fill and clean the bottle, reducing the risk of spills and messes during preparation. Capacity: This particular bottle has a capacity of 240ml, suitable for feeding infants and older babies. Overall, the Pigeon Flexible Peristaltic PPSU Bottle is designed to provide a natural and comfortable feeding experience for babies while offering convenience and ease of use for caregivers. (description exceeds maximum possible length)