Memory foam bed pillow with cooling gel technology diffuses heat to reduce tossing and turning at night Zero Pressure Memory Pillow Neck and Soulder Adjustable For Back Pain and Quality Sleep Curved contour pillow design aligns spine and reduces pressure on your neck to relieve neck, shoulder, and back pain Choose from reversible pillow heights (4” and 5”) for a customized fit Hypoallergenic pillow case is dust mite resistant and removable for quick and easy washing Lifetime Manufacturer Warrant