At SofaBed you know what you're sleeping on, we use the highest range of folding mechanisms "STYLING 710-Magnum", for sofas and loveseats, designed for everyday use and delicately balanced for comfort, both folded DAY and open, NIGHT.Bed within 3 seconds, solid construction, large storage area 200x160. The 17 cm high mattress is cleverly hidden in the sofa - you sleep on the mattress, not on the seat of the sofa. A generous bed with a separate mattress and solid construction will ensure you everyday comfort and convenience.