● 3-in-1 convertible design for different uses● Skin-friendly polyester fabric and supportive sponge for ultra comfort● Ergonomic sofa bed well supports your back waist and hips● The backrest has 5 adjustable angles to help you relax● Solid metal legs for great strength and sturdiness● 2 folding metal legs for easy storage● 2 rotatable and lockable wheels for flexible mobility and excellent sturdiness● Removable and washable lumbar pillow cover for easy cleaning● Easy to assemble with a simple structure and clear user manual