Well, i just bought last Feb when hubby came over in PI,mattress original and warranty for 5 years until 10 yrs u can return it if something wrong happen and they gonna change it to new one,here is the price,cause the 9k is really expensive,mine doubled 48x75 only 4 thousand that was the original and famous foam here in PI,but you are only asking for single one,i bought mine at SM mega mall Uratex foam

hoping Keith and mods will allow the link

http://www.uratex.com.ph/Foam/Foam_Main.htm