Catherine Twin over Twin Bunk Bed, Storage Step, Gray Veneer, Solid Wood By Casagear HomeFeatures: One twin over twin bunk bed Made of solid wood and engineered wood in a gray finish Transitional style Top bunk features guard rails for added safety Four reversible step drawers with roller side glider tracks Storage stair step for upper bunk access Slatted support system, mattress not included Box spring not required Check out our Catherine collection for matching set pieces and color options Upper bunk is not suitable for children under 6