Single Bunk Bed Frame: bunk bed overall size is 201*97*172cm/6ft6*3.2ft*5ft6 (L*W*H), switch into 2 single day bed size: 201*97*70cm/6ft6*3.2ft*28.3” (L*W*H) Detachable 2 in 1 Bed Frame: the bedstead has detachable ladder, this bunk bed could switch into 2 single day bed, or put together as the double full bed. Double tiers bed frames is space-saving for small bedroom, dormitory, suit for kids, teens and adult Steel Single Bed Frame: built with premium black finish solid metal, with the strengthened joints, polished corner angles eradicate the possibility of getting injures for kids Bed Frame with Secured Guardrail: 3.39"/ 34cm high safety guardrails of the top bunk prevents the child from falling. Children under 5 years old should not be allowed on upper bunk Assemble Needed Bed Frame: this cot bed frame is easy to put together, all accessories and instructions are included,easy assembly. Note: mattress not included