This twin/twin bunk bed is constructed with a sturdy pinewood frame and MDF board. The pinewood features a natural wood grain look, and when combined with MDF, it gives the bed excellent stability and durability, capable of withstanding high-weight play without dangerous swings. As a bed suitable for families, the upper bunk is equipped with full-length guardrails to effectively prevent accidental falls and ensure the safety of users. All parts, tools and instructions are shipped straight to your door in efficiently packed boxes, and with a friend's help, simple set-up takes less than an hour. The simple and modern design is suitable for most families, and the house-shaped twin room is equipped with two bunk beds to save your floor space.