【Upholstered Twin Daybed】This mid-century - inspired daybed features a button tufted back which creates an elegant look, it suits all styles of home decoration. High quality upholstered touch with thick foam on the back and all four sides, providing ergonomic support and you will have a comfortable lying experience. 【Dual-port Charging Design】The right armrest has a built-in charging station which can be compatible with USB and type C. This thoughtful addition allows you to easily charge your devices, such as phones or tablets, while relaxing on the sofa bed. 【Height Adjustable Trundle】Our trundle bed with stand can be pulled out directly on the floor or erected at the same height as a sofa bed, doubling the size of the bed. The design of pop-up bed frame accommodate different preferences and needs. 【No Spring Boxes Required】Our Upholstered Day bed with trundle do not require the use of a box spring, you simply place your mattress on top (mattress not included). The this day bed frame is made of Solid pine wood, in which 12 solid wood slats give strong support to the mattress, and can hold up to 300 pounds 【Easy to assemble】Overall size is 82''x41''x33'', Comes with the necessary hardware and clear instructions. Our daybed comes with 2 boxes, which may be delivered at different times. Recommended mattress thickness: 6 inches Rophefx Twin Daybed with Pop Up Trundle, Twin to King Size Day Bed with USB & Type C Port, Upholstered Sofa Bed Frame with Button Tufting Linen Trim, Wood Slats, No Box Spring Needed, Linen, Beige