ASTM Standard 42kg/m3 Density with lasting support. Arthur uses high density foam which is also noiseless,dustless and does not crumble, mat down or powder. It has no residual odor, will not aggravate common allergies,and its open cell structure allows the cushioning material to breathe, circulating air within the mattress during use. Available in all sizes with thickness of 4inch / 6inch / 8inch Product Details: -Super Firmness High Density Foam Mattress -Ozone Friendly Material -No Chlorofluorocarbon(CFC) produce during foaming -Belgium designed VIVA Rayon embroidery mattress ticking. -Sanitize by Health-guard against Dust-Mite, Bacteria and Fungus -Suits Heavy Weight or Large Size Person -Firmness Rating 9/10, Super Firm -12 years Warranty on Foam Available in 4 sizes: Single size – W91cm X L191cm Super single size – W107 X L191cm Queen size – W151cm X L191cm King size – W181cm X L191cm
