... impact resistance;Flex;energy-saving,enviroment protection, light weight, vapidness LDPE macromolecule elasticity mattress has more advantages than others.1:it ... difficult to deformBased on such advantages, the new LDPE high elasticity mattress can also be used in other fields such as cushion ... and sponge mattress of the folding bed.length and width can be adjusted, the thickness of the six:2cm, 3cm, ...