Sealy®

Experience the trusted comfort of Sealy mattresses, America's #1 mattress brand since 1881. As an authorized Sealy dealer, Mattress Overstock offers the complete line of Sealy Posturepedic mattresses, including the popular Sealy Posturepedic Hybrid collection, traditional Sealy innerspring mattresses, and innovative Sealy memory foam models. Every Sealy mattress features the signature Posturepedic Technology, providing targeted orthopedic support and proper spinal alignment through reinforced center-third zoning. Our Sealy mattresses are proudly made in the USA, combining over 140 years of American craftsmanship with advanced sleep technology.

Choose from our extensive Sealy mattress collection to find your perfect sleep solution. The affordable Sealy Essentials line offers quality innerspring support, while Sealy Posturepedic Spring mattresses deliver responsive comfort with encased coils. Our best-selling Sealy Posturepedic Hybrid mattresses combine individually wrapped coils with cooling gel memory foam layers, featuring ComfortSense™ foam and SealyChill™ cooling technology for temperature regulation. For ultimate luxury, explore Sealy Posturepedic Elite and Posturepedic Plus models with premium materials, advanced cooling features, and DuraFlex™ edge support.

At Mattress Overstock, we're proud to offer genuine Sealy mattresses backed by a 10-year warranty, with models designed for every sleep position and comfort preference. Whether you need firm orthopedic support for back pain relief or plush pressure-relieving comfort, our Sealy collection includes twin, full, queen, king, and California king sizes. Shop with confidence knowing you're getting authentic Sealy quality, featuring CertiPUR-US® certified foams, motion isolation technology, and the durability that's made Sealy the choice of millions. Visit Mattress Overstock today to experience why Sealy remains the most trusted name in sleep.