Twin Over Full Bunk Bed Frame with Trundle for Guest Room-Black21+ 19 reliable metal slat support can provide a large weight capacity Twin over full bunk bed with trundle bed helps you save space Powder coated metal Frame for effective rust prevention and long lasting use Removable trundle bed with 4 universal wheels (2 lockable) and mattress holder 11" raised under bed space for your storage boxes Modern style makes our bunk bed ideal for living rooms bedrooms guest rooms and more Guardrails around the top bunk