IKEA sofa bed in light grey. Excellent condition, and cleaned last week. Selling both mattress, additional deep blue cover, and frame. Assembled size: Width: 78 3/4 " (200 cm) Depth: 41 " (104 cm) Seat depth: 28 " (71 cm) Seat height: 15 3/4 " (40 cm) Height: 35 7/8 " (91 cm) Bed width: 55 1/8 " (140 cm) Bed length: 78 3/4 " (200 cm) Mattress length: 78 3/4 " (200 cm) Mattress width: 55 1/8 " (140 cm) Mattress thickness: 4 3/4 " (12 cm) Can be further protected with an additional cover (sold in many styles and colours by IKEA). The existing cover that comes with this mattress is removable and machine washable. Made of cotton. Super easy to convert into a bed - the mattress sleeps two and is roomy and very comfortable. It's a firm foam mattress with just the right amount of give. The sofa bed is also compatible with ikea's beddinge storage boxes.