/* @jsxRuntime classic */
/* @jsx mdx */


function objectWithoutProperties (obj, exclude) { var target = {}; for (var k in obj) if (Object.prototype.hasOwnProperty.call(obj, k) && exclude.indexOf(k) === -1) target[k] = obj[k]; return target; }
const makeShortcode = name => { return function MDXDefaultShortcode(props) {
      console.warn("Component " + name + " was not imported, exported, or provided by MDXProvider as global scope")
      return mdx( 'div', props)
    }; };
const Image = makeShortcode("Image");
const ReadMore = makeShortcode("ReadMore");
const Link = makeShortcode("Link");
const layoutProps = {
  
};
const MDXLayout = "wrapper"
function MDXContent(ref) {
  var components = ref.components;
  var rest = objectWithoutProperties( ref, ["components"] );
  var props = rest;

  return mdx( MDXLayout, Object.assign({}, layoutProps, props, { components: components, mdxType: "MDXLayout" }),
    mdx( Image, { 'desktop-src': "/content/banners/mattressonline/Bed-in-a-box-category-banner.jpg", 'image-src': "none", alt: "", mdxType: "Image" }),
    mdx( 'h1', null, `King Size Bed in a Box Mattresses` ),
    mdx( ReadMore, { capLines: "2", mdxType: "ReadMore" },
      mdx( 'p', null, "Bed in a Box mattresses are the easiest mattresses to deliver to your home, without compromising on comfort. Browse our full range below and find a wide choice of size and firmness options, all with Free Next Day Delivery!" ),
      mdx( 'p', null, "For other king size mattresses, why not go to our dedicated ", mdx( Link, { href: "/Shop/Mattresses-C136/King-Size-F22/", mdxType: "Link" }, "king size mattress"), " page." ),
      mdx( 'p', null, "These handy mattresses arrive boxed or rolled up, making delivery super-quick and convenient. Open up your mattress in a box and it will spring into shape, offering the same support and comfort as a traditional mattress, but without the hassle of carrying it." ),
      mdx( 'p', null, "Ideal to carry and fast to deliver, these ", mdx( 'a', { href: "/Shop/Mattresses-C136/" }, "mattresses"), " are also a great choice if your bedroom isn't quite ready. You can take advantage if you're moving house or redecorating, since a mattress in a box can be neatly stored in a room of your choice." ),
      mdx( 'p', null, "Whether you're looking for a ", mdx( 'a', { href: "/Shop/Latex-Mattresses-C141/" }, "latex"), ", ", mdx( 'a', { href: "/Shop/Memory-Foam-Mattresses-C140/" }, "memory foam"), " or ", mdx( 'a', { href: "/Shop/Pocket-Sprung-Mattresses-C139/" }, "pocket sprung mattress"), ", you're sure to find the right choice in our bed in a box collection. We also offer all sizes, including ", mdx( 'a', { href: "/Shop/Mattresses-C136/Double-F21/" }, "double"), ", ", mdx( 'a', { href: "/Shop/Mattresses-C136/King-Size-F22/" }, "king size"), " and ", mdx( 'a', { href: "/Shop/Mattresses-C136/Superking-F346/" }, "superking"), " - even the biggest mattress can fit into a box!" ),
      mdx( 'p', null, "What's more, because they're so easy to store, we always have stock available. Discover our bed in a box mattresses today and find your perfect fit for less with our latest offers." )
    )
    );
}
;
MDXContent.isMDXComponent = true;


return React.createElement(
    MDXProvider,
    {components},
    React.createElement(MDXContent, props)
)


Silentnight

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<img src="/content/banners/mattressonline/bigbrand_sale_april24_category.webp" alt="Big Brand Sale - Up to 50% off RRP on selected products all with Free Next Day Delivery options." loading="eager" width="1200" height="400" />


<h1>Sale</h1>
Our Big Brand Sale is here! Save up to 50% off RRP, with Free Next Day Delivery to most locations and our <a href="/mattress-online-comfort-trial">60-Night Comfort Trial</a>. We also offer a <a href="/Recycling">mattress recycling service</a> if you need to dispose of your current mattress. Don't miss out, these deals end midnight, Sunday 28th April!

Browse our top mattress deals from premium brands such as <a href="/Shop/Millbrook-Mattresses-C500/">Millbrook</a>, <a href="/Shop/Harrison-Spinks-Mattresses-C634/">Harrison Spinks</a> and <a href="/Shop/SleepSoul-Mattresses-C553/">SleepSoul</a>.

BIG BRAND SALE

product-type

sizes

mattress-type

firmness

Brand

Price

Horizon Discovery 1500 Pocket Memory Mattress

horizon-discovery-pocket-memory-mattress

delivery-methods

facet:support-system

SilentnightTakeover2024

JanWeek3Sale2024

Week1DecDeals2023

Silentnight Studio Lux Mattress

silentnight-studio-lux-mattress

SleepSoul Premium Cool Gel 2000 Pocket Mattress

sleepsoul-premium-coolgel-2000-pocket-mattress

Upto60%offSale

Relyon Bee Calm 1100 Pocket Memory Mattress

myers-bee-calm-1100-pocket-memory-mattress

Luna 4000 Support Gel Memory Pocket Hybrid Mattress

luna-4000-support-gel-memory-pocket-hybrid-mattress

Luna 6000 Plush Gel Memory Pocket Hybrid Mattress

luna-6000-plush-gel-memory-pocket-hybrid-mattress

Luna 6000 Support Gel Memory Pocket Hybrid Mattress

luna-6000-support-gel-memory-pocket-hybrid-mattress

Emma Diamond Hybrid Mattress

emma-diamond-hybrid-mattress

Emma Smart Hybrid Mattress

emma-smart-hybrid-mattress

Emma Helix Hybrid Mattress

emma-helix-hybrid-mattress

King Size Bed in a Box Mattresses | Up To 60% Off | Mattress Online

SHOW_CROSS_SELL

COMFORT_TRIAL

SHOW_SEARCH_SUGGESTIONS

/Product/SleepSoul-Balance-800-Pocket-Memory-Mattress-P1412

/Product/Bodyshape-Ortho-Memory-Foam-Mattress-P1771

/Product/Bodyshape-Value-Memory-Mattress-P1763

Filters
1

Size (1)King Size

Mattress Type

Mattress Firmness

Brand

Price

Horizon Discovery 1500 Pocket Memory Mattress

Silentnight Studio Lux Mattress

SleepSoul Premium Cool Gel 2000 Pocket Mattress

Relyon Bee Calm 1100 Pocket Memory Mattress

Luna 4000 Support Gel Memory Pocket Hybrid Mattress

Luna 6000 Plush Gel Memory Pocket Hybrid Mattress

Luna 6000 Support Gel Memory Pocket Hybrid Mattress

Emma Diamond Hybrid Mattress

Emma Smart Hybrid Mattress

Emma Helix Hybrid Mattress

Sales Enquiries

Customer Service

Useful Links

Popular Categories

Filters1Clear all

Horizon Discovery 1500 Pocket Memory Mattress

Silentnight Studio Lux Mattress

SleepSoul Premium Cool Gel 2000 Pocket Mattress

Relyon Bee Calm 1100 Pocket Memory Mattress

Luna 4000 Support Gel Memory Pocket Hybrid Mattress

Luna 6000 Plush Gel Memory Pocket Hybrid Mattress

Luna 6000 Support Gel Memory Pocket Hybrid Mattress

Emma Diamond Hybrid Mattress

Emma Smart Hybrid Mattress

Emma Helix Hybrid Mattress

Sales Enquiries

Customer Service

Useful Links

Popular Categories

Filters
1