Breast-feeding bottles are designed to ensure maximum safety and health during feeding. Made of delicate, hygienic silicone, the sucker elongates during sucking, naturally mimicking a mother's breast, making it easier to breast-feed through the breast and bottle. The triple ventilation system prevents a vacuum in the bottle, protecting the baby from colic. The bottle's rounded shape fits into your hand, making it easy to feed. Properties: • the flexible bottle elongates naturally when sucking, imitating the mother's breast • the triple ventilation system of the bottle protects the baby from colic • the peripheral shape of the bottle fits into the hand to facilitate feeding • the clear partition allows the liquid to be measured accurately • the included sealing disc turns the bottle into a sealed container for storing and transporting food • does not contain Bisphenol A Available colours: • blue • mint • pink