Simmons Beautyrest Harvard Mattress, Plush: * Uses both coils and foam to adjust for firmness * Knit fabric * Super Pocketed Coils * Mega Coil Edge support * 10-year non-prorated warranty * Mattress height: 10.5" * Beds sold separately. See our assortment of beds. * Bed frames sold separately. See our assortment of bed frames.