The Head-N-Back positioner’s mat is designed to contour baby’s head and back with our breathable combination of AirCare Foam and FloThru fabric. This is designed to minimize sweating and overheating. The foam and fabric is soft enough to be comfortable, and breathable to be safe. The Head-N-Back includes two breathable wedges, AirCare Foam and FloThru fabric, which are adjustable and removable. Endorsed by Dr. Hahn. Includes reminder system to indicate which direction to face baby. * Fully adjustable sleep positioner * Breathable wedges help reduce overheating * Breathable mat contours baby’s head and back to maximize air flow * Easy to use reminding system to show which direction to face baby’s head * Easy to clean and machine washable