Protect your child against colic, regurgitation and irritability! Features and Benefits:- proven anti-colic effect: anti-colic valve is designed to prevent air intake, helping to reduce irritability, regurgitation and colic after feeding - the broad base of the teat adapts comfortably to the child's lips, helping it naturally suck - The nipple is soft and elastic, facilitating the transition from breast to bottle and vice versa. - The ergonomic shape of the bottle is especially practical for both mother and baby. - the teat is made of a "mum effect" silicone, which mimics the velvety texture of the mother's skin - Rapid teat: Ideal for children a little bigger