Important quality control
Zippered cover
* Material: TPU fabric
* Color: dark green
* Size (LxWxH): 1925*900*100mm
* Characteristics: air through, water proof, soft, wind-resistant, strong tensile strength and anti-infection. Long zipper design, easy to remove and wash.
Sectional foam
* Material: polyurethane foam 
* Color: creamy-white
* Thickness: 100mm
* Density: 28kg/m³
* Characteristics:  sectional design works to make the mattress and bed surface fit well in diferent positions such as back-rest and knee-rest adjustment.