It soothes and allows air circulation, with large air holes. \ \ avent ultra air pacifiers glow in the dark, so comfort and relief are always close at hand. \ \ extra large air holes allow baby's skin to breathe \ \ holes in the shell ventilate your baby's skin, keeping it dry for ultimate relief and comfort. \ \ orthodontic nipple designed for normal oral development \ \ our orthodontic nipples are designed using soft silicone, to support the natural movements of the mouth muscles, helping to reduce the risk of malocclusion. the narrow mouth nipple is designed to reduce pressure between the tongue and the palate. \ \ philips avent ultra pacifiers are independently certified by the oral health foundation. Made from 100% food-grade silicone, they are more durable than rubber (latex) nipples and are free of BPA, BPS, phthalein, PVC and PAHs. \ \ Supports a sleep routine for healthy development \ \ 8 out of 10 parents say that Philips Avent Ultra pacifiers help their baby fall asleep. \ \ Glows in the dark long after the lights are out \ \ The pacifier cover glows subtly in the dark. This makes it easier to find your baby's pacifier when the lights are out. \ \ Better for the planet with 80% plant-based materials \ \ More sustainable choices allow you to provide the best care with less impact on the planet. The full Philips Avent Ultra range includes pacifiers and sterilisation boxes made from 80% plant-based materials. \ \ Sterilization carrying case for quick and easy hygienic care \ \ The carrying case also functions as a sterilization tool, so your pacifiers are always ready when you need them. Simply add water and place in the microwave for 3 minutes for easy sterilization that produces up to 50% less CO2 emissions. \