Sears.com continues running their mattress sale with 50% off select mattresses. Plus, an extra 10% drops off in cart on orders over $499, and click here to activate an additional 5% savings (some items may not receive the 5% off). Shipping is free on orders over $499, otherwise it starts at $69.99. The Sealy Posturepedic Sunshower Ti Plush Eurotop KING Mattress Set, originally $1919.99, drops to $919.12 after all discounts. Sales tax is charged in most states.