Transform your bed into a haven of comfort with the Comfort Plus Mattress Topper, the ultimate upgrade for a restful night’s sleep. Designed to deliver cloud-like softness and supportive cushioning, this topper is generously filled with 1200gsm hypoallergenic microfibre for a luxuriously plump feel. The deep 10cm gusset instantly revitalises a tired or firm mattress, adding loft, support, and comfort exactly where you need it.
Crafted with a smooth microfibre casing and finished with elegant piped edging, it offers a refined look with long-lasting durability. Elasticated corner straps ensure the topper stays securely in place throughout the night, preventing slips or bunching. Easy to fit and competitively priced without compromising on quality, the Comfort Plus Mattress Topper is the simplest way to enhance your sleep, night after night.
Whether you’re refreshing an older mattress or seeking an extra layer of indulgence, this topper is your shortcut to deeper, more restorative rest.
Machine Washable 40°C. Do Not Tumble Dry
Easy to launder, making your life easier. Minimum fuss and maximum time saved.
Greatly reduced likelihood of an allergic reaction.
Soft as a cloud for extra comfort.
| Mattress Topper | W (cm) | L (cm) |
| Single | 90 | 190 |
| Small Double 4FT | 120 | 190 |
| Double | 135 | 190 |
| King | 150 | 200 |
| Super King | 180 | 200 |
Could you please tell me what material the outer cover is made of?
Thanks.
Asked by: Colin
The outer cover is 100% microfibre, the filling is 1200gsm microfibre as well.
Answered by Belledorm Sleep Experts
Delivering A Good Night’s Sleep For Free
- UK Standard 48hr Tracked - £2.95, free on orders over £50
- UK Next Day Tracked - £4.95 - Order before 3.30pm Mon-Fri
- EU Delivery - £19.95
- Rest of the World - £75
- Free UK Returns on any unused product(s) in its original packaging and re-saleable condition within 30 days of receipt
- To find out how to get a Freepost returns label click here
What our customers say
The Comfort Plus mattress topper is widely appreciated for its softness and ability to enhance the comfort of firmer mattresses, making it particularly suitable for those seeking added warmth and cushioning. Many users highlight its plush, puffy feel that maintains its loft without flattening over time, contributing to a consistently comfortable sleep surface. The quality and fit are generally well received, with the product described as easy to place on the bed and true to size. While the overall sentiment is positive, a few reviews mention the importance of sizing accuracy, suggesting that precise measurements are key to the best experience. The topper’s durability and comfort appear to meet expectations, providing a reliable option for those wanting to soften a hard mattress.
AI-generated summary of customer reviews
Your Reviews ![]()
Trusted Customer
Thursday, 01 October 2026
My Comfort Plus mattress topper feels soft and luxurious. It never goes flat but remains puffy and soft.
Chris Saunders
, Belledorm
01 October 2026 17:02
Thank you so much for your wonderful feedback. We are delighted to hear that you are enjoying a comfortable and luxurious experience with your new mattress topper.
Kind regards,
Chris Saunders
Belledorm
Trusted Customer
Friday, 25 September 2026
Excellent product, lovely quality and feels great on my bed.
Chris Saunders
, Belledorm
28 September 2026 18:08
We are delighted to hear that you are enjoying the wonderful quality and comfort of your new mattress topper.
Kind regards,
Chris Saunders
Belledorm
Trusted Customer
Sunday, 19 April 2026
This mattress topper makes our hard mattress feel so comfortable. Love it.
Chris Saunders
, Belledorm
21 April 2026 13:01
Thank you for your wonderful feedback! We are so pleased to hear that the Comfort Plus Mattress Topper has made your mattress feel so comfortable. We truly appreciate you sharing your positive experience.
Kind regards,
Chris Saunders
Belledorm
Trusted Customer
Thursday, 16 April 2026
Have always slept on a hard mattress. The topper is just right to make it a little softer and warmer for aging bones
Chris Saunders
, Belledorm
16 April 2026 22:10
Thank you for your lovely feedback. We're so pleased to hear that the Comfort Plus Mattress Topper is providing you with the perfect balance of softness and warmth, especially for your comfort.
Kind regards,
Chris Saunders
Belledorm
Trusted Customer
Sunday, 22 March 2026
I am very happy with the quality of my mattress topper, the sizing was as close to what i needed as I could get, delivery details went well and I had a good offer thank you.
Because I had a good discount made me choose above others
Chris Saunders
, Belledorm
23 March 2026 15:55
We're delighted to hear that you are very happy with the quality of your mattress topper and that the sizing was as close to what you needed. It's also great to know that the delivery details went well and that you found our offer beneficial in your decision. We appreciate you choosing Belledorm.
Kind regards,
Chris Saunders
Belledorm
Trusted Customer
Saturday, 14 March 2026
Quick service and great product.
Chris Saunders
, Belledorm
18 March 2026 15:39
We are delighted to hear you had a positive experience! Thank you for sharing your feedback on our quick service and quality of product.
Kind regards,
Chris Saunders
Belledorm
Lynne Williamson
Saturday, 29 November 2025
This mattress topper is absolutely heavenly to sleep on . It is so comfortable and cosy that you almost feel like you don't want to get out of bed. It was exactly as described and the quality was very apparent.
Certainly very good value for money.
Chris Saunders
, Belledorm
03 December 2025 10:18
Hello Lynne,
Thank you for your wonderful feedback! We're so pleased to hear you're enjoying the Comfort Plus Mattress Topper. We're delighted that it's meeting your expectations and providing you with a comfortable and cosy sleep experience.
Kind regards,
Chris Saunders
Belledorm
Trusted Customer
Wednesday, 12 November 2025
So comfortable and soft and easy to fit. Perfect Thank you
Chris Saunders
, Belledorm
13 November 2025 15:37
We are delighted to hear you are pleased with the Comfort Plus Mattress Topper. We appreciate your 5 star feedback.
Kind regards,
Chris Saunders
Belledorm
Platinum trusted service award