Biofunctional Anti-Colic Feeding Bottle:Chicco Perfect 5 is a biofunctional anti-colic feeding bottle that senses the needs of each child, adapting immediately to the individual sucking pattern of baby for a comfortable feeding experience. When the baby is fed properly, he grows properly. Mothers milk is best for the baby | Innovative Intui-FlowTM System:Designed with an exclusive intui-flow system that combines the action of physio teat and equilibrium membrane, Perfect 5 bottle supports the natural sucking rhythm and intensity of each baby which is unique. Mothers milk is best for the baby | Equilibrium Membrane for Anti-Colic Effect (Air Free Feeding):The equilibrium membrane at the base of bottle, which functions as an anti-colic valve, allows the air to enter the bottle, without mixing with milk, avoiding any vacuum for a continuous feeding without any interruptions. Mothers milk is best for the baby | Physio Teat for Perfect Latch:The shape of the Physio teat has been inspired by the shape of mother’s nipple to give baby a natural feel while feeding. The symmetrical, elongated, and flattened shape of the physio teat fits perfectly to the baby’s mouth, allowing the baby to comfortably follow his natural sucking movement. Mothers milk is best for the baby |