Full Size Bed Floor Bed with Safety Guardrails and Door for Kids, Natural W1580P462323The slats is lower but lifts the mattress from the floor to keep kids twin bed clean and dry. You can also removed the slats if no need, and put on foam board on floor directly, it will become a small games room for kids. [Switched Design for the Door] There is a small door attached can be opened and closed, which increases the interest of the floor bed and creates a more safety sleeping space. The door can be taken off if no need to meet meet