Homedec &reg;Butterfly Shape Brown Slow Rebound Memory Foam Neck Healthcare Pillow Relieves neck, shoulder and back pain by allowing neck and shoulder muscles to fully relax Sleep Innovations Memory Foam retains shape for continued support throughout the night ERGONOMIC CONTOURS: Designed with natural curves that form to your body. Molded foam build provides the perfect balance of support and cushion Molds perfectly to your neck Helps maintain proper head and neck alignment. Made of high quality, thermo-sensitive memory foam