Home Life Harmony Sleep 8" Pocket Spring Luxury Mattress, Twin, White Independently superbly pocketed 15-gauge pocket coils Quality foam and polyester layering between cover and coils for optimal comfort Fits any Standard Twin Bed Frame Mattress comes compressed and rolled for easy shipping Don't let the price fool you. This is a higher quality mattress at less than 1/2 the price of the "big brand" mattress