Mid Sleeper Beds A mid-sleeper's mattress is similar to a high sleeper, but it's lower and typically has a a shorter ladder. These beds are great for children who are younger children or if your bedroom has limited space. Mid-sleepers have a range of design options such as desks, shelves https://www.bunkbedsstore.uk/products/white-cabin-bed-mid-sleeper-bunk-noa-nani