Patented anti-colic nipples : patented venting system reduces incidence of gas and spit up. The venting system allows air flow back into the bottle reducing the vacuum pressure that is created while your child is nursing. Venting systems have also been show to reduce the risk of middle ear infections. Simple one piece design built into the nipple, so no extra parts. High grade silicone provide easier transition from breatfeeding to bottle feeding. 2 nipples per package. 100% recycled packaging. Dishwasher safe (top rack). Availables en 3 sizes.

Composition : medical quality silicone.