Orthopedic and ergonomic foam pillow for neck, back, and leg pain relief, Adjustable Triangle Sit-Up Pillow (great for snoring, heartburn/acid reflex), also excellent tool to help with pregnancy discomfort, postoperative recovery, and to promote blood circulation. Machine washable covers. Nurse recommended. Only used models available online. Was gifted two sets by accident- Now is your chance to get a new one for yourself or a loved one (makes a great gift)!