✅ Ergonomic Support - This knee cushion is made of 100% high density memory foam which contains no additives, which is why it does not deform easily and has good elasticity, allowing it to provide good support for your back, hips and legs, your legs need to thank you. ✅ Improves blood circulation – Place the pillow between your legs or under your knees to maintain proper posture during sleep. If you suffer from sleep problems, you can take advantage of this knee brace. You can place it wherever you need it. Not only does it help relieve nerve pressure and pain in the back, hips, knees, ankles, and pelvis, but it also improves blood circulation. ✅ Comfortable cushion: the advanced cushions for.