100 gel fibers provide cooling properties and long lasting comfort 100 Microfiber cover for super softness and breathability Super soft fluffy plush and cool The gel fiber downalternative fill regulates temperature while keeping you comfortable so you can enjoy a restful night sleep Plush downlike fill that keeps its shape no bunching no shifting These gel pillows are supportive enough to keep your neck aligned and can provide relief from snoring insomnia neck pain and stress provides proper neck alignment and support no matter if you are a back sleeper side sleeper or stomach sleeper 100 sateen Microfiber cover cooling gel fiber technology and plush noshift construction make them stylish elegant luxurious and incredibly comfortable Machine washable to keep your pillows always fresh and new