Restore proper sleeping alignment & reduce bodily pain & stresses sleep in a posture that ensures right body alignment such that your spine, hips, knees, lower back, etc. Are way more relaxed, so you experience no pain upon waking up, and feel more refreshed and rejuvenated after a good night’s sleep. Improper alignment strains the lower back, hips, and knees. The knee pillow restores alignment for all-night comfort and support relieves unwanted tension and alleviates problems of muscle cramps, varicose veins, and sciatica improves blood circulation to the legs and reduces muscle tension, soreness of knees, and leg pain ideal for use during pregnancy made from 100% hypoallergenic materials, it poses no risk of skin allergies, itching, or irritation! Not too soft to be ineffective in providing the necessary lift to your upper leg, and not too hard to become uncomfortable feels soft & cozy such that you would be encouraged to use it every day