Efficient use of space, cost-effectiveness, neater bedroom, aesthetics, extra sleeping area, congenial atmosphere for visitors and ease of exchange serve as advantages of such items.
They obviate the limitation of a crammed apartment incurred by a big bed plus a long settee. It is as well costlier, even more stressful to buy a bed and a sofa separately. A combination of these two reduces cost for the buyer. Having furnishings with open underneath, such pieces of furniture create no room for dirty environment. Litters are easily spotted and discarded leaving the bedroom ever tidy. Adding to this are their aesthetic values they impart to bedroom, which make it attractive.
Two-fold production of these materials does not only afford the owner an additional sleeping space, it also creates a hospitable environment for any guests who may want to stay overnight. Added to this advantage is easy exchange of worn out parts of furniture. Such exchange is facilitated by online purchase by simply placing an order, then having it supplied to you at home.
However, heaviness, hardware issues, transience plus high cost of procurement discourage their use. Being cumbersome, their mobility becomes difficult for buyers or owners during relocation. Frequent switch from one state to another results in wear out with short shelf life of these materials. The downside of procuring such furniture so expensively is traceable to their double forms. With the pros and cons of the discussed items in mind, proper consideration should be made before placing an order.