We have a HUGE selection of Comfort Solutions mattresses by King Koil.  Our mattresses are set up, on beds in our showroom.  All sizes, twin, full, queen & King are available as well as inserts for waterbed frames in super single, queen & California King.  All the mattress are set up on beds so you can try them out.  If we don't have what you need, in stock, we can order it and have it within a week.  Queen sets start at $399