Bunk Beds and Lofts Bunk beds and lofts have been a staple of children's bedrooms for decades. With a variety of configurations, these double-duty pieces can add style and utility to any room for kids. The standard bunk bed consists of two twin-sized mattresses placed on top of one another. https://www.bunkbedsstore.uk/products/single-bed-with-4-drawers-90x190-cm-white