Good coverage wraparound profile: good coverage profile that combines high protection and good visibility. Reversible socket: the symmetrical design of the socket - there is no top and no bottom - makes it easier for children to use. Baby flex fit: Tenons flexible afin de s'adapter parfaitement au visage de bébé. Child-friendly materials: made from unpainted, anti-allergic materials Side buckles for size adjustment: precise adjustment and secure, comfortable fit for toddlers.