100% SATISFACTION GUARANTEE Selecting a new mattress is an important decision. Mattress Firm wants to alleviate the stress of your experience by offering our Happiness Guarantee so you can buy with confidence. Mattress Firm is committed to helping you find the right mattress and we're committed to your happiness, with our 365 day guarantee. LOW PRICE GUARANTEE! Not just a low price guarantee, but we guarantee the lowest price or its free! SAME DAY DELIVERYAt Mattress Firm, we roll out the red carpet for you with this premium service - tailored to YOUR schedule. If your purchase is not delivered within the guaranteed 3 hour window, your delivery is FREE.