Mid Sleeper Beds A mid-sleeper's mattress is similar to a high sleeper, however it's lower and usually has a shorter ladder. These beds are great for children who are younger children or for bedrooms that is confined in space. Mid-sleepers have a range of design options such as desks, shelves https://www.bunkbedsstore.uk/products/maxmass-kids-single-loft-bunk-bed-with-slide