Mattress Firm has kick-started its official Black Friday sale with a huge discount on Tempur-Pedic’s best-selling bed for side sleepers. As of today you can save up to $460 on a Tempur-Cloud at Mattress Firm, with a queen size reduced to $1,539 (was $1,999), plus you’ll get free shipping and a 10-year limited warranty in this epic Black Friday mattress deal.