Memory foam also known as 'memory foam', 'low-rebound sponge', also known as "space foam", the Department of sponge family newborn, first developed by the NASA, astronauts in space designed to support and travel protection pad. The characteristics of this revolutionary material is based on the shape of your body temperature and automatically adjust the shape, weight and pressure to resolve. Shape memory PU memory foam pillow with international high-tech health polyurethane material, forming a molded foam. Allowing you to experience a sense of comfortable and healthy support, so that when you sleep, neck, shoulder muscles naturally relax, can be produced according to customer requirements of different specifications, different shapes.