This deal is back with a price drop! Get a queen-size Dreamfoam Slumber Essentials Haven 8" Cooling Gel Mattress, listed at $609.99, for $309.99 at Tanga. Plus use our exclusive coupon code BRADSDEALS during checkout to save another $15 on any size mattress, dropping the total price of the queen size to $294.99. Even better, shipping is free. This is the lowest price we could find by over $300. Compare at Amazon.com. The mattress is constructed of three layers, including 6" of high-density base foam, 2" of cooling gel foam, and a 0.75" quilted top. Use our code to get an extra $15off any of these mattresses. Available in sizes twin through California king, they come with a 10-year warranty. Sales tax is charged in most states.