Experience enhanced comfort and support with this memory foam knee pillow designed for back sleepers. The ergonomic half-moon shape helps maintain proper spinal alignment, reduces pressure on knees and hips, and can alleviate discomfort associated with sciatica and lower back tension. Made with premium CertiPUR and OEKO-TEX certified memory foam that contours to your body, it features a breathable, removable cover that's machine washable for easy maintenance. Ideal for side sleepers, pregnant women, post-surgery recovery, or anyone seeking better sleep posture. Versatile enough to use under knees, between legs, under ankles, or as a neck or back support pillow.