Knee Pillow- Made with premium quality 100% memory foam cushion with Removable and washable cover.Memory foam means the pillow keeps holds its shape and supports your joints perfectly.Best Choice for Christmas Gift. Sleep Better - Ergonomically designed knee pillow fits comfortably between your knees and provides maximum support and comfort at night. The advanced design properly aligns legs, hips, and spine to help relieve pressure on your lower back Perfect Size - Big Ant Knee Pillow is perfect size for optimal comfort and knee leg rest. Contoured to comfortably fit the curves of your legs. Designed for all body types and heights.25 * 19 * 14 cm/9.8 x 7.5 x 5.5 inches (L x W x H) Washable Cover - Comes with a removable cover that is machine washable, granting easy cleaning. Tumble dry on low or air dry for best quality results Recommened - Sleep on their side.Suffer from back, hip and joint pain.Are recovering from injury.Are recovering from surgery.Sleep better with a pillow between their legs