A FIRM ORTHOPEDIC PILLOW to help restore the natural curve of the neck | WATCH THE VIDEO FOR SIZING INSTRUCTIONS. This is a sized product. Sleeping on the wrong size pillow may increase neck pain | YOUR BODY MAY NEED TIME TO ADJUST to using a corrective pillow. OVERUSE during the adjustment period may INCREASE YOUR NECK PAIN | Made from firm non-allergenic and nontoxic molded foam; this is not a s