By adjusting to the infant's natural sucking rhythm, this anti-colic bottle prevents air intake and lessens colic. This makes it easier to take in continuously and consistently without stopping or drowning. Reduces irritation and regurgitation by blocking air intake. - Makes certain the infant is comfortable both during and after each feeding. - Has a membrane at the bottle's base to stop incoming air from blending with the milk. - The symmetrical, flat shape of the Physio teat encourages proper tongue movement and grip. - - crafted from exceptionally supple silicone. - From the first day of life, babies should use the slow flow. Additionally, because the base of the bottle can be unscrewed to make cleaning every part of it quick and simple, it ensures optimal hygiene.