- Soft and flexible silicone nipple that mimics the mother's breast, making natural feeding easier - Anatomical design that promotes a natural latch and reduces confusion between breast and bottle - Anti-colic valve that minimizes air intake and helps reduce colic symptoms in the baby - Optimal sterilization in the microwave in just 3 minutes for greater convenience and safety - 100% leak-proof with the lid properly placed, even if shaken or turned upside down - BPA-free material, safe for the baby's health - 340 ml capacity per bottle, ideal for daily feedings - Includes 2 multicolor bottles in the package