Ultimate Sleep Queen 3 inch Latex Mattress Pad Topper 100% Natural Latex, FIRM Density Add a layer of springy comfort which is naturally hypoallergenic and anti-microbial Pure Natural White Latex; Queen measures 60 in x 80 in; Superior Orthopedic Support Made of FIRM pure "green" (natural) 5.9 lb density (32 - 36 IFD) latex Each Ultimate Sleep topper sports air ventilation perforation to help keep your topper fresh and dry Ultimate Sleep Brand Latex Sold by Ultimate Sleep, Inc Certified 100% Natural