The $379 Viscountess 12-Inch King-Size Mattress is on sale at Walmart for $259, and it would be a welcome upgrade to your old mattress. Shoppers love it, with one touting, "I only wish I had bought it ...

Learn more› By The Deals Team The Deals team hunts for and highlights only the best discounts on picks made by our editorial experts. As Prime Day winds down, we’ve stopped our up-to-the-minute ...