Safety Considerations When Buying julian bowen Orion single bunk bed - grey oak Panana Wooden Bunk Bed for Kids in Grey Bunk Beds Bunk beds can be an excellent space-saver in a child's bedroom. Junior Vida Gemini Bunk Bed Frame - White beds can also add color and fun to the bedroom of a child. It is important to keep in mind that children don't always have the same level of safety. The bunk bed features full length guardrails, and an adjustable ladder that matches. Available in twin-over-full or twin-over-full configurations. Solid slat base The solid slats in this bunk bed give extra support for mattresses which are sold separately. This helps prevent them from sagging with time. The slats are more closely spaced than the typical box spring and they also allow for easier movement around the bed. Additionally, these slats are made of sturdy, durable wood, which is more likely to stand up to the wear and tear of daily use. Bunkie boards are 1 to 3-inch flat barrier, typically composed of particleboard or plywood that sits between your mattress and the surface it is placed on.