Mainstays Twin-Over-Twin Wood Bunk Bed (Honey Pine) for $159.00. Select free site-to-store for in-store pickup at Walmart to save on shipping. Otherwise, shipping is $14.97 for a total of $173.97 shipped. Here is a screenshot for reference. It is also available in Cherry finish. It is made of solid wood, has guard rails on the top bunk and an integrated 4-step ladder for safety, accommodates standard Twin size mattresses, converts to two twin beds, and measures 79.75″L x 44″W x 62.25″H.