Mattress is simple to use, Inside with high density foam(55-60kg/m3), in color of blue or white, besides, the top surface of foam can be in wave shape to reduce the pressure when patient lying on the mattress. Inner cover of foam is cotton fabric, while outer cover is with PU material. 
·Core: High density polyurethane foam divided into 2 sections.
·Top layer: Wave shaped cutting.
· Bottom layer: Stipe lined cutting.
· Above cuttings facilitate the pressure distribution on different sections.
· Cover: PU fabric, with "L" or "U" shaped zipper or zipper at the end.

·Maintenance and sterilization
Hard brush on the Cover is forbidden. The cover can be cleaned in water at 60℃ and sterilized in any common antiseptic with no erosion. No need to draw out mattress from trolley and X-Ray table. It can be penetrated by X-Ray without influence of radiation.

·Storage
Transport and storage must be in a ventilated dry environment, do not place in a humid environment for long-term.