Designed For The First Months Of A Newborns' Life Ideal For Protecting The Baby From Colic, Regurgitation And Irritability In Daily Nutrition. Superior Quality Glass: Pure Borosilicate Glass, Hygienic And Safe. Resistant To Thermal Shock And Heat, It Maintains Its Properties Unaltered Over Time. Dishwasher Safe And Suitable For Sterilization. Physioteat: Flat, Symmetrical And Elongated Shape That Facilitates The Correct Closure And Peristaltic Movement Of The Tongue. Soft Silicone With Soft Sense Finish Ensures Natural And Relaxed Sucking. The Teat Facilitates Natural Sucking And Adapts Naturally To The Baby'S Mouth. Slow Flow Silicone Physio Teat Made Of Borosilicate Glass, Resistant To Thermal Shock And Heat Suitable For Sterilization And Is Dishwasher Safe Ensures Natural Sucking Thanks To The Anatomical Shape Of The Teat, Which Also Prevents Colic, Irritability And Regurgitation Made In Italy