Skip to Content

Track Order Returns Stores Help

Logo - go to homepage

Shop
Trending
Shop Easter

Shop at Argos
Shop all categories
Trending
Shop Easter
Need Help?
Track Order
Returns
Stores
Help
Advice & Inspiration

- Back to Categories

- Shop all Home & Furniture
- Shop all Toys
- Shop all Garden & DIY
- Shop all Technology
- Shop all Gaming
- Shop all Baby & Nursery
- Shop all Health & Beauty
- Shop all Appliances
- Shop all Sports & Leisure
- Shop all Clothing
- Shop all Jewellery & Watches
- Shop all Gifts & Occasions
- Shop all Inspiration & Guides
- Shop all Brands

Search

Use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures.

Account Wishlist Trolley

12 months of delivery with Argos Plus
Shop our latest offers
Flexible credit available

Waterproof Mattress Protectors

Discover king size waterproof mattress protectors in styles from brands such as Silentnight, Habitat, Slumberdown and Emma Sleep. Choose from extra-soft finishes, breathable fabrics or anti-allergy options. Some designs offer cooling features or bamboo material for extra comfort. Perfect for protecting your mattress from spills, stains and everyday wear.

Sort by

Filters

Category

Mattress protectors(24)

New

New In(4)

Offers & Clearance

Clearance(1)

Bed size

Double(21)

King size(21)

Single(21)

Super king(18)

Brands

Silentnight(10)

Habitat(3)

Slumberdown(3)

The Fine Bedding Company(3)

Anti allergy type

Non-allergenic(7)

Anti-allergy(6)

Customer Rating

Show All

5 only

4 or more

3 or more

2 or more

1 or more

Price

£5 - £10(1)

£10 - £15(9)

£15 - £20(10)

£20 - £25(11)

to see what’s available

24 products

Silentnight Waterproof Mattress Protector

Silentnight Waterproof Mattress Protector

Rating 4.3 out of 5, from 5499 reviews

(5499)

From

£19.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

Silentnight Healthy Growth Waterproof Mattress Protector - S

Silentnight Healthy Growth Waterproof Mattress Protector - S

Rating 4.5 out of 5, from 458 reviews

(458)

£15.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

Silentnight Waterproof Terry Towelling Mattress Protector

Silentnight Waterproof Terry Towelling Mattress Protector

Rating 4.8 out of 5, from 86 reviews

(86)

From

£24.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

Habitat Waterproof Mattress Protector

Habitat Waterproof Mattress Protector

Rating 4.7 out of 5, from 411 reviews

(411)

From

£18.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

Silentnight Quilted Waterproof Mattress Protector - Toddler

Silentnight Quilted Waterproof Mattress Protector - Toddler

Rating 4.6 out of 5, from 587 reviews

(587)

£12.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

Home Essentials Mattress Protector

Home Essentials Mattress Protector

Rating 4.1 out of 5, from 2313 reviews

(2313)

From

£10.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

*Argos Pay Representative Example

Representative 34.9% APR (variable), 34.95% PA purchase rate (variable), £1,200 assumed credit limit.

Subject to status. 18+. UK only. Terms apply. NewDay Ltd is the lender, Argos Limited is the broker.

Habitat Supersoft Washable Mattress Protector

Habitat Supersoft Washable Mattress Protector

Rating 4.5 out of 5, from 326 reviews

(326)

From

£15.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

Silentnight Hotel Collection Mattress Protector

Silentnight Hotel Collection Mattress Protector

Rating 4.7 out of 5, from 874 reviews

(874)

From

£26.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

Slumberdown Cotton Comfort Mattress Protector

Slumberdown Cotton Comfort Mattress Protector

Rating 4.7 out of 5, from 118 reviews

(118)

From

£26.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

Silentnight Anti-Allergy Mattress Protector

Silentnight Anti-Allergy Mattress Protector

Rating 4.5 out of 5, from 1770 reviews

(1770)

From

£18.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

Silentnight Bounceback Mattress Protector

Silentnight Bounceback Mattress Protector

Rating 4.6 out of 5, from 627 reviews

(627)

From

£26.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

Panda Bamboo Mattress Protector

Panda Bamboo Mattress Protector

Rating 4.7 out of 5, from 357 reviews

(357)

From

£40.00

Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

*Argos Pay Representative Example

Representative 34.9% APR (variable), 34.95% PA purchase rate (variable), £1,200 assumed credit limit.

Subject to status. 18+. UK only. Terms apply. NewDay Ltd is the lender, Argos Limited is the broker.

Habitat Anti-Allergy Mattress Protector

Habitat Anti-Allergy Mattress Protector

Rating 4.4 out of 5, from 47 reviews

(47)

From

£18.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

Silentnight Restore Cooling Mattress Protector

Silentnight Restore Cooling Mattress Protector

Rating 4.5 out of 5, from 38 reviews

(38)

From

£37.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

Slumberdown Soft and Huggable Mattress Protector

Slumberdown Soft and Huggable Mattress Protector

Rating 4.4 out of 5, from 184 reviews

(184)

From

£20.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

Silentnight Middleton Collection Mattress Protector

Silentnight Middleton Collection Mattress Protector

Rating 4.1 out of 5, from 40 reviews

(40)

Our Lowest Price

From

£18.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

Emma Sleep Waterproof Mattress Protector

Emma Sleep Waterproof Mattress Protector

Rating 4.6 out of 5, from 19 reviews

(19)

From

£75.00

Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

See more related results forwaterproof mattress protector king size

Silentnight Super Snuggly Mattress Protector

Silentnight Super Snuggly Mattress Protector

Rating 4.4 out of 5, from 26 reviews

(26)

From

£28.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

Home by Tempur 2 in 1 Mattress Protector

Home by Tempur 2 in 1 Mattress Protector

From

£125.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

The Fine Bedding Company Spundown Mattress Protector

The Fine Bedding Company Spundown Mattress Protector

Rating 5.0 out of 5, from 23 reviews

(23)

From

£61.00

Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

The Fine Bedding Company Breathe Mattress Protector

The Fine Bedding Company Breathe Mattress Protector

Rating 4.9 out of 5, from 19 reviews

(19)

From

£63.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

The Fine Bedding Co. Smart Temperature Mattress Protector

The Fine Bedding Co. Smart Temperature Mattress Protector

Rating 4.7 out of 5, from 23 reviews

(23)

From

£73.00

Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

Panda Kids Bamboo Mattress Protector

Panda Kids Bamboo Mattress Protector

Rating 4.7 out of 5, from 325 reviews

(325)

From

£20.00

Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

*Argos Pay Representative Example

Representative 34.9% APR (variable), 34.95% PA purchase rate (variable), £1,200 assumed credit limit.

Subject to status. 18+. UK only. Terms apply. NewDay Ltd is the lender, Argos Limited is the broker.

Slumberdown Wonderful Wool Light Weight Duvet

Slumberdown Wonderful Wool Light Weight Duvet

From

£80.00

Sign in or register to save items to your account. Simply tap the heart again to remove.

*Argos Pay Representative Example

Representative 34.9% APR (variable), 34.95% PA purchase rate (variable), £1,200 assumed credit limit.

Subject to status. 18+. UK only. Terms apply. NewDay Ltd is the lender, Argos Limited is the broker.

Search feedback: Were these results helpful?

Related categories

Super King Mattress Protectors King Size Mattress Protectors Mattress Protectors Cot Bed Mattress Protectors Mattress Toppers King Size Memory Foam Mattresses Mobile Phone Screen Protectors Quilted Mattress Protectors Waterproof Sheets Waterproof Pillow Protectors

Need help?

Help & FAQs
Contact us
Store finder
Account
Advice & inspiration

Delivery & returns

Delivery & collection
Returns
Refunds
Track your order
Argos Plus

Product care

Argos Care
Product Support
Product recall
Argos Spares

Payment & services

Ways to pay
Our Services
Gift cards
Voucher codes
eGift Card Rewards
Argos Pay
Argos Card
Klarna
Nectar at Argos
Pet Insurance
Furniture Recycling

About Argos

About us
Argos for Business
Careers
Press enquiries
Modern Slavery Statement
Sell on Argos

Need help?

Help & FAQs
Contact us
Store finder
Account
Advice & inspiration

Delivery & returns

Delivery & collection
Returns
Refunds
Track your order
Argos Plus

Product care

Argos Care
Product Support
Product recall
Argos Spares

Payment & services

Ways to pay
Our Services
Gift cards
Voucher codes
eGift Card Rewards
Argos Pay
Argos Card
Klarna
Nectar at Argos
Pet Insurance
Furniture Recycling

About Argos

About us
Argos for Business
Careers
Press enquiries
Modern Slavery Statement
Sell on Argos

Returning an item

For returns, product support and repairs Learn more here

Payment methods

Follow us

Download our app

Accessibility Privacy hub Privacy policy Cookies policyTerms & conditions

© Argos Limited 2026. All Rights Reserved.

Argos Pay is provided by NewDay Ltd. UK residents aged 18 and over. Subject to status. Terms apply.

Argos Limited is a credit broker and not a lender, introducing Argos Pay under an exclusive arrangement with the lender NewDay Ltd.

Argos Limited is authorised and regulated by the Financial Conduct Authority (firm reference number: 713206), registered office: 33 Charterhouse Street, London, EC1M 6HA). NewDay Ltd is a company registered in England and Wales (company number: 7297722), registered office: 7 Handyside Street, London, N1C 4DA. NewDay Ltd is authorised and regulated by the Financial Conduct Authority (firm reference number: 690292) and is also authorised by the Financial Conduct Authority under the Payment Services Regulations 2017 (firm reference number: 555318) for the provision of payment services.

PayPal Pay in 3 is the trading name of PayPal UK LTD, 5 Fleet Place, London, United Kingdom, EC4M 7RD. Terms and conditions apply. Credit subject to status, UK residents only. Argos Limited acts as a broker and offers finance from a restricted range of finance providers. PayPal Pay in 3 is not regulated by the Financial Conduct Authority. Pay in 3 eligibility is subject to status and approval. 18+ UK residents only. Pay in 3 is an unregulated credit agreement. Check if affordable and how you will repay. May make other borrowing more difficult or expensive. See product terms for more details.

Klarna's Pay in 3 / Pay in 30 days are unregulated credit agreements. Borrowing more than you can afford or paying late may negatively impact your financial status and ability to obtain credit. 18+, UK residents only. Subject to status. Ts&Cs and late fees apply.

Argos Care policies are provided by Domestic & General Insurance PLC, who are an insurer not an intermediary. They have not given you a personal recommendation as to whether this policy is suitable for your needs.