The distinguished character of the Caroline Daybed - White - Free Mattress fuses structure and style with architecture and art making a daybed fit for royalty. With a distinctive scrolled design this daybed will add elegance and style to your room. T he sleek durable metal frame has a protective lacquer coating that will prevent chipping and discoloration. The white finish and simple traditional look with four decorative finials make it an instant family heirloom.For a great space-saving option t o accommodate extra overnight guests the Caroline Daybed includes an optional pop-up trundle which allows an extra twin-size mattress to pop up next to the daybed. This turns this standard twin-size daybed into a king-size bed. For easy storage the t rundle bed conveniently stows underneath the daybed when not in use.A trundle is an extra mattress frame stored beneath a daybed which slides out to provide additional sleeping space when needed. Daybeds.com`s optional trundle packages include a meta l pop-up style trundle. They can be left in the lowered position or elevated in the pop-up position to align with the primary daybed mattress. The pop-up feature allows the daybed to transform from a twin-size daybed into a king-size bed.Mattress inc luded is the Super Sleep Twin Mattress. Perfectly sized for bunk beds trundles or daybeds the Super Sleep Twin Mattress is a good-quality twin mattress with a gray cover. The Sta-rite inner quilted cotton pad offers extra comfort and a rolled innersp ring with 288 coils provides medium-firm support. The cover is smooth with a single taped edge. Mattress measures 74L x 38W x 6.75H inches.Creating a king-size bed out of a daybed and a pop-up trundle is easy and with the Create-A-King mattress conne ctor it will be so comfortable you`ll never know it comprises two twin mattresses. The Create-A-King isn`t necessary for the transformation but is an excellent way to cover the seam between the two twin mattresses. The Create-A-King mattress connect