Does it need a box spring?

No. Slats are included, so you place the mattress directly on the frame.

Is a trundle mattress included?

No. The trundle takes a separate twin mattress, which you buy on its own.

It takes a twin mattress on top and a twin mattress in the trundle.

Full assembly is required. Expect to build the frame and trundle, which owners say takes time.

It is aimed at kids and teens, and the trundle sits low. Adults can use it occasionally, but it is not a full-time adult bed.

Yes. With a mattress and pillows it works as a daybed sofa, then converts to a bed at night.

At Walmart, for $228.11, 29% under what the other stores charge, as of our latest check.

5 stores we checked sell it, including Walmart, Home Depot, Wayfair, Cymax, Homesquare.

$228.11at WalmartChecked Nov 9

29% under what the other stores charge

Compared across 5 stores. Prices are checked against each store and labelled with when.

It checks today's price at every store, compares the alternatives and answers in about a minute.