PURPOSE: A sound sleep bed is provided to offer enough cushion to a user by installing Maeksum-seok on the top of a spring mattress. CONSTITUTION: A sound sleep bed comprises: a frame(10) in which a settlement space part is formed in the center thereof in the constant depth and a plurality of support pillars are installed in the lower part thereof; a spring mattress(20) in which a plurality of springs are installed; an assistant cushion; an fireproof insulating material(40) made of fiber glass wool material; a hot wire heater(50) generating heat by being provided with power source; an aluminum and copper combined board(60) transferring heat; a Jacquards cover(70) equipped with Jacquards cloth; and an outer cover(80) in which a plurality of Maeksum-seok ceramic segments are attached to the outer surface.