Features: - 2 fast flow nipples -Made from silicone -BPA free and anti-colic nipple -The Flexible valve that fits the rhythm of your baby. The flow of milk is adapted to help avoid excess, regurgitation, burping and gas. -Recommended use: 6 months + About the brand Discover Kidcentral's line Philips Avent which produces pacifiers, baby bottles, goblets, nursing accessories and monitors. Of remarkable quality, durable and easy to clean and maintain, their products will make you and your toddlers happy.