The 10 Best Offers for Mattresses 100x180 - March 2026

Last updated: 11. March 2026
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1
Best Choice
9.9
Slumberdown
Save £9.76 Today!
£65.00 (15% OFF!)

  • BETTER FOR SLEEP: sleeping on a wool topper is scientifically proven to give you 25% better REM sleep. If you need a good nights sleep but struggle with night sweats, hot weather or maybe the menopause then this superking mattress topper is perfect for you.
  • HYPOALLERGENIC: with no added chemicals our wool super king mattress topper actively repels dust mites, mould spores and bacteria - the cause of so many allergy symptoms. It is also naturally odour resistant and fire retardant.
  • THERMO-REGULATING: sheep wool is 50% better than any other fibre at wicking away moisture caused by overheating. Wool can create a personal ‘microclimate’, circulating air around each sleeper, to keep you warm (or cool) and comfortably dry. The protector is filled with 200 gsm of 100% Natural British Wool and the 'wool effect' is further enhanced with a breathable 100% cotton cover.
  • MADE IN THE UK: we pride ourselves on quality that's why our mattress toppers are manufactured in Yorkshire by a family business with over 100 years experience in bedding.
  • ECO FRIENDLY: wool is 100% natural, renewable and recyclable. When a sheep is sheared its fleece quickly grows back making wool a sustainable choice and and prefect to keep yourself warm this winter
Colour Manufacturer Weight
White Slumberdown 1.8 kg
£5524
RRP: £65.00 -15%
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2
Best Value
9.8
Kuleyng
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£12.99 (38% OFF!)

  • Maximize Space with Ease: Shrink mattresses, duvets, and clothes by up to 75% using our large vacuum storage bags (180x100cm), complete with a hand pump for effortless compression – perfect for home organizers and movers
  • Ideal for Moving House: Protect mattresses and bedding during relocations with our durable, reusable mattress vacuum bags, designed to keep items dust-free and compact for stress-free transport
  • Airtight & Waterproof Protection: Featuring a double zip seal, our vacuum seal bags safeguard your belongings from moisture, dust, and insects, ensuring they stay fresh in bedroom storage or travel
  • Versatile and Reusable: From storing duvets to packing for trips, these extra large vacuum storage bags are reusable and easy to use – simply pack, seal, and compress for clutter-free living
  • UK-Designed for Convenience: Tailored for UK homes, our space saver bags are perfect for renters, homeowners, and anyone seeking a tidy, organized space – no vacuum cleaner required
Colour Manufacturer Weight
Clear Kuleyang 1 g
£799
RRP: £12.99 -38%
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3
9.8
Comfier Sleep

  • 100% BAMBOO SURFACE – Naturally soft, breathable, and gentle on skin, providing superior comfort throughout the night with this super king size mattress protector.
  • MATTRESS PROTECTOR SUPER KING SIZE – Designed to fit standard super king beds securely, featuring strong elastic corners for a snug and reliable fit.
  • SUPERKING WATERPROOF MATTRESS PROTECTOR EXTRA DEEP – Equipped with a silent TPU waterproof layer that protects your mattress from spills, sweat, and moisture without compromising comfort.
  • EXTRA DEEP SKIRT – Fits thicker mattresses and toppers with ease, ensuring the superking waterproof mattress protector extra deep stays firmly in place all night long.
  • NOISELESS SLEEP EXPERIENCE – Sleep soundly with our quiet, rustle-free design. The surface is 100% bamboo, the middle layer is waterproof TPU, and the polyester skirt provides a secure, silent fit - no crinkling or noise.
  • HYPOALLERGENIC PROTECTION – Effectively reduces exposure to allergens, dust mites, and bacteria, making this super king mattress protector ideal for sensitive sleepers and allergy sufferers.
  • FITTED DESIGN – Wraps neatly and securely around your mattress without shifting or bunching, ensuring continuous protection and comfort.
  • DURABLE YET LIGHTWEIGHT – Crafted for longevity with a soft touch, this superking mattress protector offers lasting performance while being easy to handle and store.
  • SOFT & SILENT PROTECTION - This waterproof mattress protector features a breathable bamboo top layer for natural softness and cooling comfort, paired with a noiseless TPU backing that blocks liquids, spills, and allergens without crinkling or overheating.
  • HASSLE-FREE CLEANING - Caring for your bamboo mattress protector is simple. Wash it in the machine at up to 40°C before first use to ensure maximum softness and cleanliness. For drying, tumble dry on a low temperature setting. To maintain the breathable waterproof barrier, do not bleach, dry clean, or iron. With the right care, your mattress protector will stay durable and comfortable night after night.
Colour Manufacturer Weight
White Comfier Sleep 363 g
£3095
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4
9.7
Yorkshire Bedding
Save £2.50 Today!
£12.99 (19% OFF!)

  • ULTIMATE WATERPROOF PROTECTION: Our mattress protector features a waterproof TPU backing that guards against spills, stains, and moisture, extending the life of your mattress. Perfect for families with kids or pets, it ensures your mattress stays perfect and dry.
  • COMFORTABLY NOISELESS: The soft cotton terry surface allows air and heat to flow freely, providing a quiet, breathable, and comfortable sleeping experience. The flexible, high-quality waterproof membrane ensures no crinkly noises disturb your sleep.
  • BREATHABLE AND SOFT: Made from 100% Polyester terry surface, our mattress protector offers exceptional breathability and softness. It helps regulate body temperature, keeping you cool in summer and warm in winter for a restful night's sleep.
  • EASY FIT WITH DEEP POCKETS: Designed with a Corner elastic skirt made of durable mesh fabric, our mattress protector fits mattresses from 25cm to 30cm deep. This ensures a secure, snug fit, preventing any shifting or bunching during the night for consistent comfort.
  • ENHANCED DURABILITY: Constructed with premium materials, this mattress protector is designed to withstand daily wear and tear. It's machine washable, do not tumble dry, making it simple to maintain a clean and hygienic sleeping environment, perfect for busy households.
Colour Manufacturer Weight
White Yorkshire Bedding -
£1049
Was: £12.99 -19%
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5
9.6
Utopia Bedding

  • 100% Waterproof Mattress ProtectorSuper King Size: This Super King Mattress Protector perfectly fits Super King size bed measuring 180 x 200 cm and stretches up to 40 cm deep.
  • Soft & Comfortable Terry Top: Terry top surface preserve the soft cozy feel of the fabric and provide ultimate comfort and noiseless sleep experience.
  • High Quality Waterproofing: Durable Waterproof top and high quality seam construction protects against spill and wetness from passing through.
  • Effortless Stretch Fitted Sheet Skirt: Our incredibly flexible fitted sheet skirt simplifies the process of placing the mattress protector over your mattress, ensuring a comfortably snug fit.
  • Oeko-Tex Certified: The mattress protector has been tested for harmful substances according to the OEKO-TEX standard, guaranteeing a peaceful and worry-free night's sleep.
Colour Manufacturer Weight
White Utopia Bedding -
£999
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6
9.5
funky gadgets

  • Egyptian Cotton Fitted Sheet: Super king fitted sheet 12"/30CM Measures 180 X 200 CM with a deep pocket up to 12 inches.
  • Thread count: relax and enjoy the premium quality of 300 thread count cotton sheets with a gentle and smooth touch.
  • Perfectly Fits to Your Mattress - Perfectly Fits to Your Mattress - Corners elasticized fitted sheet is designed to fit snugly over your mattress. Our deep fitted sheet superking size cotton will fit Standard UK sized mattresses.% Egyptian Cotton superking bed sheet Measures 180 X 200 CM with a 30cm deep pocket. Corners elasticized fitted sheet is designed to fit snugly over your mattress. Our deep super king size fitted sheets will fit Standard UK sized mattresses.
  • Color: This is charcoal fitted bedsheets super king size bed (White pillow cases are sold separately).
  • Easy Care Instructions: Machine washable at 40c. Do not use bleach. Dark colored fabric must be wash separately.
Colour Manufacturer Weight
Charcoal Fitted Sheet funky gadgets -
£1549
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7
9.4
Obaby
Save £7.00 Today!
£35.00 (20% OFF!)

  • Perfect Fit for Small Cots & Cribs – Designed to fit 100 x 50 cm cots, ideal for mini cots and portable cots.
  • Hypoallergenic & Breathable – Promotes airflow and reduces allergens for a safe and healthy sleeping environment.
  • Firm & Comfortable Support – Provides the recommended level of firmness for newborns and toddlers.
  • Durable Fibre Construction – Made from 100% polyester fibre, quick-drying and easy to clean. Removable & Washable Cover – White polypropylene cover is fully removable and machine washable at 60ºC for hygiene.
  • UK Safety Compliant – Tested to BS 7177:2008+A1:2011 and BS EN16890:2017; meets fire and safety regulations for baby mattresses.
Colour Manufacturer Weight
White Obaby -
£2800
RRP: £35.00 -20%
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8
9.3
Dudu N Girlie Limited

  • All Season Fitted Sheet Premium Jersey Cotton Fitted Sheets – Our deep-fitted sheets are knitted with a soft, breathable 100% Natural Cotton fiber for ultimate sleep comfort. Produced in OEKO TEX certified factories this range has the ultimate seal of approval for safety standards. Fitted Sheet Jersey Super King Bed Mattress Measuring 180x200 + 30cm.
  • Our Bedding Fitted Sheets Super King Bed are Smart, Snug, Stretch-Fit – A magic high stretch technology helps keep sheets in place without slipping, sliding, or bunching up even if you move. Breathable Cotton Sheets to Avoid Suffocation and Maintain Constant Supply of Fresh Air to the Body.
  • All-Night Support and All-Season Bedding – The enhanced air flow and moisture-wicking design allows your body to stay cool and relaxed throughout the night to wake up feeling refreshed. NO NASTY CHEMICALS– No pesticides were used in the making of these cotton jersey cot sheets, SOFT AGAINST YOUR BABIES SKIN – the softest cotton jersey, perfect for laying your baby on.
  • Versatile Colors and Sizing – We offer our fitted sheets in Moses Basket, Crib, Mini Cot, Space Saver Cot, Travel Cot, Next to Me Crib, Single Bed, Double Bed, King Size and Super king well as lavish bedroom colours such as White, Grey, Pink, Blue, Cream, Yellow, Lilac, Black, Burgundy, Beige, Ivory and Navy.
  • Washing Instruction: Machine washable at 40 degrees and can be tumble dried on a low heat, Please Use Non-Bio/ Non-Bleached Washing Detergents, Do Not Bleach. 100% Cotton Reacts differently with Different Washing Detergents so It may shrink after wash.
Colour Manufacturer Weight
Cream Family Bedding 100 g
£1399
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9
9.2
GC GAVENO CAVAILIA
Save £0.80 Today!
£11.99 (7% OFF!)

  • DEEP PADDED SUPER KING MATTRESS PROTECTOR (180 x 200 cm): Upgrade your bed with this quilted mattress cover, designed to add plush comfort and reliable protection to your super king size bed.
  • PREMIUM POLYCOTTON MATERIAL (50% COTTON, 50% POLYESTER): Made from a soft yet durable fabric blend, this super king mattress protector combines breathability with strength for long-lasting everyday use.
  • 40CM EXTRA DEEP FITTED SHEET STYLE DESIGN: Specially crafted to fit mattresses up to 40cm deep, this super king size mattress protector stays secure without slipping, just like a fitted sheet.
  • BREATHABLE & COOLING FABRIC: Promotes airflow to keep your mattress protector super king size bed fresh, cool, and comfortable in all seasons.
  • HYPOALLERGENIC & SKIN-FRIENDLY: This padded mattress protector creates a protective barrier against dust mites, allergens, and bacteria, making it ideal for allergy sufferers.
  • QUILTED PADDED COMFORT LAYER: Adds a cushioned layer of softness, instantly improving the comfort of older or firmer super king mattresses.
  • SECURE ELASTICATED CORNERS: Strong elastic edges ensure your mattress protector super king stays firmly in place all night without bunching.
  • EASY CARE WASHABLE DESIGN: Machine washable at 40°C; wash before use, wash dark colours separately. Keeps your superking mattress protectors clean and fresh with minimal effort.
  • DURABLE & LONG-LASTING QUALITY: Reinforced stitching keeps the filling evenly distributed, ensuring your super king mattress protector retains comfort and support after repeated washes.
  • COMPLETE BEDDING ESSENTIAL: A must-have super king size mattress protector that combines practicality, comfort, and quilted luxury for a restful night’s sleep.
Colour Manufacturer Weight
White GC GAVENO CAVAILIA 2.18 kg
£1119
Was: £11.99 -7%
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10
9.1
My Next Bedding Limited
Save £1.27 Today!
£24.99 (5% OFF!)

  • Super Soft & Extra Protection: Crafted for ultimate comfort, ensuring a safe and cozy sleep for your baby.
  • Water-Resistant & Washable Cover: Made from breathable, soft materials perfect for your baby’s delicate skin, featuring a water-resistant, bacteria-resistant, and odorless hypoallergenic cover.
  • Safe & Hygienic Sleep Environment: Helps maintain a dry and clean sleep space for your baby.
  • Protective Corners: Designed with rounded corners for extra safety, preventing any hard edges.
  • Durable & Comfortable: Top-quality material combines durability and softness for lasting comfort and support.
  • Luxurious Quality: Ensures a better night’s sleep with a mattress designed for your baby’s comfort and well-being.
Colour Manufacturer Weight
White Generic 1 kg
£2372
Was: £24.99 -5%
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General information about Mattresses 100x180:

Mattresses 100x180 are a popular choice for those looking for a compact and comfortable bedding solution. These mattresses typically measure 100 centimeters in width and 180 centimeters in length, making them suitable for single sleepers or smaller sleeping spaces. With a wide range of options available on the market, individuals can find a mattress in this size that meets their specific needs and preferences.

One of the key considerations when choosing a mattress is the level of comfort it provides. Mattresses 100x180 come in various firmness levels, ranging from soft to medium to firm. This allows sleepers to select a mattress that suits their individual sleeping style and comfort preferences. Additionally, these mattresses are available in different materials, such as memory foam, latex, or innerspring, each offering unique benefits. Memory foam mattresses conform to the body's shape, relieving pressure points and providing optimal support. Latex mattresses offer enhanced durability, breathability, and hypoallergenic properties. Innerspring mattresses are known for their exceptional support and bounce.

Another important aspect to consider is the quality of the mattress. It is advisable to invest in a high-quality mattress that provides long-lasting comfort and support. Many mattresses 100x180 come with additional features to enhance the sleeping experience, such as cooling properties to regulate body temperature, motion isolation to minimize disruptions from a partner's movements, or edge support for stability when sitting or lying on the sides. Additionally, some mattresses are designed with eco-friendly materials, catering to individuals who prioritize sustainability.

In conclusion, mattresses 100x180 offer a range of options for those seeking a compact yet comfortable bedding solution. With various firmness levels and materials available, individuals can select a mattress that meets their specific requirements and preferences. Investing in a high-quality mattress ensures a restful sleep and long-term durability. With additional features available, such as cooling properties or motion isolation, these mattresses cater to a wide range of needs. Whether it's for a small bedroom, dormitory, or guest room, a mattress in the size of 100x180 can provide the comfort and support needed for a good night's sleep.

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