NewEra Teats Pack of 2 TYPOLOGIES: * Slow flow (1 hole) for ages 0-3 months * Average flow (2 holes) for ages 3-6 months * Fast flow (3 holes) for ages 6+ months * For drinking (large hole) for ages 18+ months * Spoon teat for baby food An innovative design, a wider shape that helps the transition from the mother's breast to the bottle. Made with 100% food-grade silicone, very soft to the touch. The softness of the silicone material makes washing much easier and faster. Equipped with two anti-colic vents positioned on the nipple to ensure that the bottle is perfectly ventilated, which means zero air when sucking. Specially designed to prevent any chance of colic, spitting and burping.