Completely Collapsible Foldable Bunk Sofa Bed

Easy to Use---sofa becomes bunk bed in seconds, even a girl can do it. Space Saver--folded , it is a 3 seaters sofa , opened , it is a twins bunk sofa bed which servers for 2 people. Heavy Load Capacity-- stainless steel frame , load bearing up to 500kg. Safety Design--with security lock for upper bed , safe to use for kids and adults. Easy to Clean--All sofa cover ,armrest cover can be replaced and washed Shipping Including--bunk sofa bed frame +mattress+ sofa cushion + armrest(seen as picture shown) NOTE--If the cartons are entered by stairs, the length of the corridor is not less than 2 meters, and the floor height is not less than 1.8 meters. If the goods are entered by elevators, the height of the elevator is not less than 2 meters, and the diagonal length of the elevator is not less than 2.1 meters.