We have acquired the slatted frame together with a mattress in the online shop of the company. Ravensberger. Because then you can pay about his Amazon account - very convenient. The slatted frame fits into the cot Biancomo PAIDI. The beds have indeed special angle in which the slatted frame is hung. Whether the Slatted game or must loft-ready at all or decide to answer for themselves. For our "normal" cot in combination with the soft wave-top mattress Medicott Silverguard-respect of Ravensberger has cost us 230, delivery included - all the best - love again