We bough carpet tiles from Home Depot. Can't even tell they are carpet tiles, they are very soft and look like wall-to-wall carpeting.
http://www.homedepot.com/p/Simply-Seamless-Serenity-Toffee-24-in-x-24-in-Residential-Carpet-Tiles-10-Tiles-Case-BFSRTF/202510464?N=5yc1vZbo4w
Flor is very expensive....