Build-in inflatable pillow. Smart Design combines a Hoody jacket with an air neck pillow. The neck pillow is made out of stretchable fabric and can be adjusted to fit all neck lengths You can open and close neck valves them with just one hand and inflate and deflate the neck pillow in seconds. 80% Cotton 20% Polyester / Machine Wash / Sz L. See pictures for measurements. It's an oversized style that creates a natural fit regardless of body shape. New without tag. Perfect condition.