It is recommended that this bed be used with mattresses up to 20cm thick. This is to ensure adequate space for sleeping on the bottom bunk, and so that no one can roll over the guard rail on the top.
Under bed clearance: 5cm or 28.5cm
Gap between top & bottom: 97cm or 110cm
Assembled dimensions of bed:
Bed height: 171cm
Assembled size: 100cm x 204cm
Assembled size: 114cm x 215cm
Assembled size: 144cm x 204cm