In Part 6 of the Buy This Not That series, David Keam explains why a pillow can be the cheapest or most expensive piece of furniture in your house depending on the quality of your sleep. Best Sleep Centre is giving away 4 Desire Pillows this month each valued at $129. You can Win A Desire Pillow valued at $129 by entering the Facebook contest. Watch the video and learn more from the Sleep Expert, David Keam. Best Sleep Centre, You’ll Find Us.