Kings Brand Matt Black Metal Twin Size Day Bed (Daybed) Frame With Metal Slats The day bed is one of our newest daybed introductions and features a design and finish scheme which offers style and sophistication. The day bed will work well in any room setting. Easy to assemble; simply attach the back and sides to the top. Accepts twin size mattresses, Includes platform with 7 metal slats, (No need for a box spring or separate bed frame.). The trundle and the Mattresses are not included it could be purchased separately. Dimension: 80" L 43" W 45" H