Please note, this will convert the Natty Single Loft Bed into a bunk bed. If you have the Natty Guarded Single Bed you will also require the Natty Loft Bed Conversion Kit. Conversion kit to convert the NattySingle Loft Bed into a bunk bed. This conversion kit only includes the bottom bunk. Fits single bed mattresses (190cm x 90cm). For safety reasons, top bunk mattress thickness should not exceed 14cm. Bottom bunk mattress does not have thickness restrictions. Bottom bunk sides made of Australian Araucaria timber with a water-based paint, and slats are made of LVL timber. Flat packed and requires assembly. About Me If you’ve already purchased the Natty Single Loft Bed, this bunk bed conversion kit will allow you to add a bottom bunk, creating an extra sleeping space.