Expertly designed for side sleepers, the Comfort Necessities Knee Comfort Pillow offers enhanced support for a more peaceful night's sleep. Featuring TheraGel premium gel memory foam, this pillow helps maintain spinal alignment and can help reduce knee and lower back pain. Ideal for side sleepers. Removable cool-to-the-touch cover is machine-washable for easy care.TheraGel and Comfort Necessities are trademarks of Carpenter Co.