[Comfortable Sleep] This low profile modern bunk bed features a double ladder design, suitable for different environments; and is mounted on the front and back of the bed, freeing up more space on the side of the bed. which can easily fit into the mattress [SAFETY DESIGN] The height of the full-length safety rails on the top bunk bed frame to prevent accidental falls. It is designed with rounded corner craftsmanship to prevent bumping and bruising when getting in and out of the bed. [Space-saving] Twin over twin bunk effectively utilize the space in your bedroom or guest room, so you no longer have to worry about the bedroom being too small for two people.The bottom provides a friendly space for seasonal clothes or toys. [Easy to assemble] The bunk bed frame and basic tools are placed flat in a box, all parts are clearly labeled and come with clear instructions, easy to assemble