The Dump has a diverse array of king size mattresses to make your master bedroom fit for a monarch. At 76 inches wide and 80 inches long, king mattresses provide plenty of space for two partners to lie comfortably together. With a range of innerspring, memory foam, hybrid mattresses and more from big brands like Consumer Digest and Aireloom at unbeatable discounts, you're bound to find the one you've been dreaming of.
Name: A to Z
Name: Z to A
Price: Low to High
Price: High to Low
Available in queen or king sizes, these handcrafted luxury firm mattresses feature a silk, wool and cashmere surface over cooling gel and copper-infused latex comfort layers above a unique 2000 nano coil support system.
Find California craftmanship and first-class innovation with this exclusive firm mattress featuring naturally luxurious Alpaca wool and firm foam layers.
Featuring the innovative Energex core system™ for sustained support and buoyant foam layers, these exclusive mattresses offer structured, adaptive comfort.
Experience the softness and support of dual Talalay latex extra firm layers and naturally plush Alpaca wool in these exclusive firm mattresses. Choose from a wide range of sizes.
Sink into handmade California luxury with this exclusive line of buoyantly plush mattresses, using natural Alpaca wool and Talalay Latex. Choose from several sizes.
Experience the unsurpassed plush comfort and weightless support of these California-crafted luxury plush mattresses and start waking up truly revived.
Stay California cool with the luxe comfort created by layers of Talalay Celsion Latex, a Unitized Latex Core™ and more in these exclusive plush mattresses.
Combining old-world technique and modern technology, this innovative plush mattress collection delivers a supremely luxe surface atop proactive support. Choose from a range of sizes.
Indulge in California crafted luxury with this exclusive mattress collection featuring the pioneering Aireloom Lift™ support and supremely plush comfort layers.
Choose from several sizes of the South Hampton Firm Mattress, marrying softness and support with over 1000 Perfect Contour Reaction Coils and Graphite Infused Memory Foam.
Sink into the South Hampton Plush mattress and feel the difference of the Perfect Contour Reaction Coil system and Graphite Infused Memory Foam. Available in a range of sizes.
American made luxury mattress provides superior support with over 2000 strategically engineered Micro Coils and responsive memory foam layers.
American made extra firm mattress provides superior support with over 2000 strategically engineered Micro Coils and responsive memory foam layers.
Ultra plush California mattress handcrafted in America using innovative Hypurgel infused memory foam technology and over 2000 Perimeter Zoned Micro Coils.
Dual layers of Perimeter Zoned Micro Coils blanketed in Graphite Infused and HyperGel memory foam make the Britannica a masterclass in comfort.
Hundreds of support coils below gel memory foam and Pillo-Fill® surface layers give these firm mattresses a plush feel and restorative support. Several sizes available to choose from.
Choose from several sizes of these plush hybrid mattresses featuring supremely soft Pillo-Fill® and PillowSoft® layers atop indulgent gel memory foam layers and an innovative coil support system.
ActiveTemp Max gel memory foam and layers of support foam with Edge Support give this mattress allover cool, conforming comfort.
Marrying cooling technologies with luxuriously plush gel and visco memory foam layers, this 14-inch mattress is made for cool, customized comfort.
Experience lasting breathability and an instantly fresh feel through the Cool to the Touch cover and the targeted support of the 1000 Series Coil Unit with these firm support hybrid mattresses, available in several sizes.
Choose from a range of sizes of these exclusive hybrid mattresses featuring instant cooling relief, supremely plush memory foam comfort and the support of 1000 individually wrapped coils.
Hybrid mattress delivers cool, sensitive support through an instant cooling surface fabric, targeted memory foam layers and an advanced innerspring support system.
Plush 13-inch mattress features a breathable cooling cover, targeted pressure-point relief layers and an advanced innerspring support system.
Pillow top hybrid mattress delivers a pillowy-soft surface feel elevated by a cooling cover atop an advanced 1000 coil support system.
Hybrid mattress combines the balanced support of a micro-coil topped innerspring foundation with adaptive memory foam layers and a cooling cover.
Innovative hybrid mattress delivers exceptional support and premium plushness through a micro coil support layer and adaptive memory foam core.
Exceptionally plush mattress featuring an innovative micro coil-over-innerspring support system and a supremely soft pillow top surface.
This medium comfort mattress features an UltraCool heat transfer system, Carbon Fiber memory foam support and a max cool cover for cool, breathable support.
Layers of Gel Active® Max and Carbon Fiber memory foam deliver firm, conforming back and neck support and exceptional airflow in this 11.5-inch high mattress.
Plush mattresses features Air Support™ and Carbon fiber memory foam for targeted support below an UltraCool comfort system for a soft, breathable feel.
Carbon Fiber Memory Foam and Gel Active® Max memory foam over the 1025 iComfort® Hybrid Support™ system give these firm mattresses their cool, conforming comfort.
Available in range of sizes, these advanced hybrid mattresses feature Serta’s UltraCold System™ and Carbon Fiber memory foam for performance temperature regulation and cradling comfort.
A plush feel and cool, refreshing comfort can be found in these hybrid mattresses featuring Serta’s patented UltraCold™ system and Carbon Fiber Memory Foam comfort layers.
Exclusive Air Support™ Foam and Serta’s patented UltraCold System™ lend these hybrid firm comfort mattresses superior pressure point relief and maximum cooling properties.
Plush comfort mattresses blend Serta’s UltraCold System™ and Max Cold™ Cooling cover with the soft, conforming comfort of the Carbon Fiber Memory and Air Support™ Foam for a refreshing feel and targeted support.
Enjoy Serta®’s unique Cool Twist® Gel Memory Foam and 805 Individually Wrapped Coil Support system for cool, contouring comfort with this SleepTrue™ hybrid plush mattress line, available in several sizes.