Mimosa Aircool Infant InsertThe Mimosa CoolAir Infant Insert provides cushioned for the head and neck support which provides an adjustment for a tighter fit, especially for a newborn. It supports the baby's back in a C curved spine shape. It also ensures healthy hips. Cool to the touch for infants comfort Cotton satin is smooth, prevents frictional injuries 2 adjustable velcro straps for ease of use Fits all carriers Lightweight and non bulky for enhanced mobility Hassle free