BONNVIA BMH1 Double Mattress Topper, 7cm

The BONNVIA BMH1 double mattress topper is listed as 7cm thick, with a support-foam core and a removable bamboo-fibre and polyester cover. Its extra-firm rating and washable cover may suit buyers seeking a firmer surface, but check the mattress dimensions and allow time for the topper to rebound after unpacking.

At a glance

7cm support-foam topper in a listed 4ft6 double size.
Cover fabric is listed as 38% bamboo fibre and 62% polyester, with a zip closure.
The listing describes the topper as extra firm and the cover as machine washable.
Adjustable straps and anti-slip dots are claimed in the highlights, but their inclusion in the package list is not confirmed.

Price

£79.98Save 33%

Reference price: ~~£119.99~~

Price checked: 14 Nov 2026

View offer

Often bought together

BedStory Shredded Memory Foam Pillows 2 Pack, Standard 50x75cm | Cooling Breathable Washable Removable Cover, Hybrid Microfibre Fill, Neck & Shoulder Support for Side & Back Sleepers

£35.14

Pros and cons

Pros

Washable, removable cover offers a practical way to clean the cover separately from the foam core.
Customer feedback reports positive experiences with back support, comfort and fit.

Cons

The extra-firm feel is a poor match for buyers looking for a soft or plush topper.
The topper is listed as not water resistant.

Technical specifications

16 specifications

Identity
Brand	BONNVIA
Model	BMH1

Size and weight
Size	4ft6 Double - 135x190cm
Dimensions	190 x 135 x 7 centimetres
Weight listed	6.52 Kilograms

Materials and care
Material listed	Foam Core: Support Foam; Cover: 38% Bamboo Fibre + 62% Polyester
Foam material	Foam: Polyurethane; Topper Cover: 38% Bamboo Fibre + 62% Polyester
Care	Machine Wash
Cover closure	Zipper

Feel and features
Firmness	Extra Firm
Features listed	Cooling, Moisture-Wicking, Washable
Water resistance listed	Not Water Resistant
Colour	Gray

Other details
Intended age range	Adult
Country of origin	China
Manufacturer warranty description	100 Nights Trial & 10 Years Warranty from the Date of Purchase

What to know before buying

The listing says to allow 48 hours for full rebound after unpacking and notes that adjusting to a new topper may take 2 weeks to 1 month. Measure the mattress before ordering. The listing mentions straps and anti-slip dots, but neither appears in the stated package contents. The listing also describes a 100-night trial and a 10-year warranty, so check their applicable terms.

What’s in the box

Included

Mattress topper
Removable cover

Who is it for?

A good fit for

Buyers with a 4ft6 double mattress who want a 7cm extra-firm foam layer.
People who prefer a removable, machine-washable cover and want a cover fabric containing bamboo fibre.

Less suited to

Buyers seeking a soft or plush feel.
Anyone needing a water-resistant topper.

BONNVIA BMH1 Double Mattress Topper, 7cm · photo 2 — Additional product photo 2

Customer reviews on Amazon

4 / 5 · 87 ratings

5 stars57%57%
4 stars15%15%
3 stars16%16%
2 stars1%1%
1 star11%11%

Customer feedback highlights reported back support, comfort and fit, with some customers saying the topper stayed in place. Value for money receives mixed feedback. These experiences may matter to buyers choosing a firm, 7cm layer, but they do not establish a particular result for every sleeper.