Take $225 off Ameena queen and king-sized cooling gel memory foam mattresses when you apply the code BRADSMEMORIAL225 to checkout. Plus delivery is free. Queen, king, and california king-sized mattresses, listed at $800-$900, drop to as low as $625-$725 at checkout with the code. Get a 120-night risk-free trial with free returns, and a 15-year full warranty. There is no sales tax.