Continental Sleep 448-4/6-3S Box Spring, Full, Off-White Fully assembled; the box spring is ready to use^This box spring is good for all mattresses^Strong & sturdy box spring^Box spring comes split to easily pass through narrow hallways & doors^Fast & easy shipping^Made in USA Color May Vary Fully assembled; the box spring is ready to use This box spring is good for all mattresses Strong & sturdy box spring Box spring comes split to easily pass through narrow hallways & doors Fast & easy shipping Made in USA