Our new natural bibs response allow milk to flow only when the baby drinks actively so that he can drink, swallow and breathe as in breastfeeding. Characteristics: Tetina releases milk when the baby drinks actively from the natural teat response works with the natural feeding pace of your baby, facilitating the combination of breastfeeding and bottle feeding. Tetina has a unique opening that only releases milk when the baby actively drinks. When the baby pauses to swallow and breathe, the milk flow is interrupted. Natural catches through the wide, soft, flexible teat-shaped teat was designed to imitate the shape and sensation of the maternal chest, helping the baby to eating comfortably. Designed to reduce cramps and discomfort anticolic valve is designed to keep air off the baby's belly during feeding to reduce cramps and discomfort. Tetina anti-derrames design prevents salpics and dairy loss of atein opening is designed to release milk only when the baby is eating. In this way, it can avoid the loss of milk at any time. Simple use, easy cleaning and quick mounting wide bottlend bottle facilitates filling and cleaning. It has only a few pieces for a quick and simple assembly. Easy to hold even with small ergonomic hands is easy to hold at any angle, providing as much comfort as possible during power. Easy to grab your hands or smaller hands. Biber Bibaos and Tetinas are made with material without BPA. Compatible with the entire Philips Adventimure range and combine our dial pump, the bottle and the glass to create a product that works for you when you need it.