3-in-1 Convertible Sofa Bed with 5-Position Adjustable Backrest and Lumbar Pillow-Gray

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