Nuk whale happy kids latex soother size 2 blue have been specially developed and designed in an orthodontic shape which adapts to the shape of your babys mouth and helps exercise the lips tongue and facial muscles and overall promoting healthy development of both teeth and jaws the flat shape soothers help prevent pressure marks and avoids being displaced from your babys mouth the nuk air system helps to ensure the mouthpiece remains soft and flexible and the integrated grooves enable sa