Provide maximum security: double guardrail for upper bedStaircase with banisters for easy climbingLadder with storage: put some idle item The ladder also with storage, can store some idle item. Assembly required. Overall Product Dimension 90.5''L*39.3''W*50.6''H Upper/Down Bed 39.3''x 76'' Total height 50.6'' Overall Product Weight 139lb Upper/Down Bed Weight capability 200lb Upper bed Mattress thickness 6'' Down bed Mattress thickness 8-10'' Material: Pine wood+MDF Size: Twin/Twin Numbers of Package: 2 Spring box: No need Assembly Required: Yes This bunk bed is a good gift for you. When it's time to move out of the nursery and into big kid-sized furniture, this twin-over-twin bunk bed is just what your room needs. Measuring just 50.6'' H, this low-profile design is great for smaller rooms, opening up lots of floor space for play. There's also a staircase with banisters for easy access to the top bunk. This bunk bed takes up minimal space and provides sleeping room for two. Made of solid pine wood in a beautiful painted finish for a traditional and transitional style to coordinate with any style. Including two side ladders and guardrails on the top bunk for safety.