This listing includes twin size day bed , Trundle ,and 2 Twin Size Mattresses. * 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. * Simply attach the back and sides to the top. Accepts twin size mattresses (No need for a box spring or separate bed frame.) Metal slats platform. * Dimension: Day Bed, 79"W x 40"D x 40"H. Trundle: 75.5 " L 39" W 4" H * MATTRESSES: 312 innerspring coil unit, with 13 gauge unit and 6 gauge border, 1" stitch shoddy pad on each side, Damask fabric-class B, Quilted with 2 x 1/2" Polly Foam. Height between 7" and 8", 5 Year Warranty included,