Solid Metal Construction: Metal construction for more steadiness . more slats to support the mattress and prevent it from moving or sinking to extend the service life. Noise Reduction: Foam mat on the center bearing bar to prevent noise from friction . thrust the screws through the mat from the screw hole for further installation<./li> Modern Classic Design: With installed Victorian style headboard . no box spring needed. Package includes clear instruction . all parts and needed tools . easy to assemble.