Flat head syndrome usually happens when a baby sleeps with the head turned to the same side during first months of life. This causes a flat spot, either on one side or the back of the head. The most common cause of a flattened head is a baby's sleep position. Infants are on their backs for many hours every day, so the head sometimes flattens in one spot. Nurses and pediatricians recommend the head shaping pillows for babies. Our scientific 3D concave design and slow rebound memory foam help relieve the pressure on baby’s head and neck. while gently shaping baby’s heads to solve various problems including: √ Flat Head √ Skew Head √ Sharp Head √ Any Other Head Shapes Our pillow has been shown great results in improving head shapes. It is suitable for babies between 0 – 12 months old, and particularly effective when introduced at birth. Pillow is NOT washable, and we offer pillow cover made of organic cotton that is machine washable. Our delicate packaging and box make it the best choice of newborn gift. We Are All Parents for The First Time, But We All Want to Do Our Best. Little Fox Baby Products hope to accompany each baby's growth, We care about every detail.