Soothe With The Comfort Of Air. The Philips Avent Ultra Air Pacifier Has Extra-Large Airholes To Keep Your Baby'S Skin Dry. Available In Various Colors And Designs. Lets Your Little One’S Skin Breathe Lets Baby’S Skin Breathe Extra-Large Airholes Ventilate Your Baby'S Skin Keeping It Dryer While Soothing. Loved By Babies Worldwide* When We Asked Moms How Their Little Ones Respond To Our Textured Silicone Nipples, On Average 98% Said That Their Baby Accepts Philips Avent Ultra Soft And Ultra Air Pacifiers. Nipple Made Of 1% Food-Grade Silicone We Choose Consciously For Silicone Material For Our Ultra Soft And Ultra Air Nipples, Since Its A Safe And Inert Material, Widely Used In Medical Applications, Free Of Hazardous Chemicals, Endocrine Active Substances (E.G. Bpa) And Allergens.