Welcome To Mattress Overstock Where Customer Experience Is The Top Priority Let's face it, there are many buying options in the market, and it can get confusing. Do you buy a memory foam, traditional, latex, etc? Our job is to properly fit you for the mattress set that is best suited for you! At Mattress Overstock we have the best brands, and the best Sleep Specialist, with the sole purpose of providing the best possible Sleep experience for our customers. So What is a Good Night's Sleep?