The symphony from airsprung is designed for those who prefer a bed with a slightly softer feel it features a pocket sprung mattress core to give a superior level of comfort and precise support where your body needs it most with 1400 pocket springs in a king size mattress symphony also benefits from fine damask ticking tufted finishing and flag stitched handles the mattress is a no turn mattress 1400 pocket springs in a king size mattress generous layers of soft white polyester fillings