Shop Wayfair for all the best Twin Over Full Bunk & Loft Beds. Complete the look by adding the matching chest of drawers, student desk, book shelves or. All bunk beds and beds are tested by Federal Safety Standards which require pounds to be placed in the top bunk, on top of the mattress foundation. Cambridge Chandler L-Shaped Bunk Bed with Bookshelves and Storage Children's Headboards, Twin Over Full. Chelsea Home Furniture.