# Bacalar BA5 Double Memory Foam Mattress Topper, 10 cm

Bacalar BA5 is a double memory foam mattress topper listed for 4ft6 beds. Its 7-zone design, anti-slip dots and removable washable cover may suit buyers looking to alter the feel of an existing mattress without replacing it.

- [Original product page](https://bargainpostbox.co.uk/product/bacalar-ba5-double-memory-foam-mattress-topper)
- [View offer](https://bargainpostbox.co.uk/visit/bacalar-ba5-double-memory-foam-mattress-topper)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: Bacalar
- Model: BA5
- Category: Home & Kitchen > Home Textiles > Pillows, Cushions & Inserts
- Price: 115.99 GBP
- Previous price: 165.99 GBP
- Discount: 30%
- Price checked: 2026-11-14T10:09:42.339Z
- Rating: 4.6 / 5
- Reviews: 1015

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- The listed 10 cm thickness adds a substantial foam layer above the mattress.
- A 7-zone cut design is described as targeting support across the neck, back, shoulders, hips and legs.
- Silicone dots on the underside are intended to help keep the topper from shifting.
- The cover has a zip fastening and is described as removable and machine washable.
- The listing claims OEKO-TEX and CertiPUR-US certification. Claims are not independently verified here.

## Pros

- The removable cover can be machine washed, making routine cover care more straightforward.
- Anti-slip dots are included in the described design to help limit movement on the mattress.
- The 7-zone cut pattern offers a more differentiated support layout than an undivided foam surface.

## Cons

- The listed water resistance is explicitly none, so the topper is not presented as protection against spills.
- At 10 cm thick, it makes a noticeable change to the bed's height and feel, which may not suit buyers seeking a thin layer.

## Specifications

### Identity
- Brand: Bacalar
- Model: BA5
### Size and weight
- Size: 4ft6 Double \(135x190cm\)
- Dimensions: 190 x 135 x 10 centimetres
- Weight listed: 8.74 Kilograms
### Materials and protection
- Material listed: Foam Core: Body-hugging Memory Foam + Long-lasting Stable Foam; Cover: 100% Polyester
- Water resistance listed: Not Water Resistant
- Cover closure: Zipper
- Care: Machine Wash
### Design and support
- Firmness listed: Soft
- Features listed: Adjustable, Eco-Friendly, Moisture-Wicking, Washable

## Before you buy

- Listing details are contradictory or unconfirmed: the title says 4 inches while the dimensions and highlight state 10 cm, and the title says double without specifying 4ft6 while the size field lists 4ft6 Double \(135x190cm\). The listing also claims a 120-night trial in one highlight but states a 100 Nights Trial & 10 Years Warranty from the Date of Purchase in the warranty field. Confirm the selected size and applicable trial and warranty terms before ordering.

## In the box

- Mattress topper (Included)
- Removable cover (Included)

## A good fit for

- People with a 4ft6 double bed who want a thick memory foam layer with a washable cover.
- Buyers who prefer a soft listed feel and want a zoned design and anti-slip underside.

## Less suited to

- Anyone needing a water-resistant mattress layer.
- Buyers seeking a clearly stated single thickness or trial term without first resolving the listing discrepancies.

## Customer feedback

Customer feedback reports comfort, support, perceived cooling, thickness and staying in place, with some customers saying it helped with back discomfort or delayed replacing a mattress. These are individual reported experiences, not guaranteed outcomes. They may matter to buyers considering a substantial foam layer, but the listing's 10 cm thickness and soft firmness do not establish that it will suit every body or mattress. The overall rating distribution is mostly five-star, alongside a smaller spread of lower ratings, so experiences are not uniform.
- Positive themes: Customers report comfort, support and good perceived quality.
- Positive themes: Some customers describe feeling cooler and say the topper helped with back discomfort.
- Positive themes: Feedback also mentions thickness, value and the topper staying in place.

## Frequently asked questions

### What size is this topper?
The size field lists 4ft6 Double \(135x190cm\). The title only says double, so check that the selected listing matches your mattress.
### How thick is the topper?
The title says 4 inches, while the dimensions and product highlight state 10 cm. The listing does not reconcile these values, so check the selected specification before buying.
### Can the cover be washed?
The listing describes a removable, zip-fastened cover and specifies machine washing.
### Does it stay in place?
The product description says silicone dots on the underside are intended to reduce slipping. This is a design claim, not a guarantee that it will stay put on every mattress.
### What trial and warranty are stated?
The listing gives conflicting trial information: a 120-night trial in one highlight and a 100 Nights Trial & 10 Years Warranty from the Date of Purchase in the warranty field. Confirm the terms that apply to your purchase.

## Alternative options

- [Bonnvia Mattress Topper Double Bed 7cm Thick with Bamboo Fibre Cover \| Dual-Sided Firmness Design, Washable Bamboo Fibre Cover, Straps & Anti-Slip Dots, 100-Night Trial, OEKO-TEX Certified](https://bargainpostbox.co.uk/visit/bonnvia-bmt1-double-mattress-topper-7cm)
- [Degrees of Comfort 4 Inch Dual-Layer Memory Foam Mattress Topper, 10cm Thickness Mattress Topper Double Bed for Back Pain Relief with Anti-Slip Breathable Hypoallergic Cover, Double Size 135x190cm](https://bargainpostbox.co.uk/visit/bacalar-ba5-double-memory-foam-mattress-topper)
- [Mattress Topper Double Bed, Orthopaedic Pressure Relief Luxury Memory Foam \| 10cm Extra Thick, 7-Zone Neck Back Hip Support, OEKO-TEX Hypoallergenic Washable Cover, 100 Nights Trial](https://bargainpostbox.co.uk/visit/bacalar-ba5-double-memory-foam-mattress-topper)
- [Vesgantti 4 Inch Memory Foam Mattress Topper Double, Cooling Gel, 135x190CM \| Gel & Bamboo Charcoal Infused, Cooling Sleep, Pressure Relieving, Removable Washable Cover, Comfy Double Bed Mattress Topper](https://bargainpostbox.co.uk/visit/bacalar-ba5-double-memory-foam-mattress-topper)
- [wowttrelax Memory Foam Mattress Topper Double Bed, 4 Inch Thick, 135X190 \| Dual-Layer Firmness Design , Elastic Straps, Orthopedic Cooling Double Mattress Topper for Back Pain Relief, Washable Cover](https://bargainpostbox.co.uk/visit/bacalar-ba5-double-memory-foam-mattress-topper)
- [Gel Memory Foam Mattress Topper, Pain Relief,Double Size 135x190x10cm,Grey \| Gel Topper, Cool Sleep, Back Pain Relief, Breathable Washable Cover, Adjustable Straps & Anti-Slip Dots, 100-Night Trial](https://bargainpostbox.co.uk/visit/bacalar-ba5-double-memory-foam-mattress-topper)

## Add-ons

- [Bedsure Double Fitted Sheet Deep - 40cm Pocket, Grey, 135x190cm \| Soft Breathable Brushed Finish Smooth Feel All Round Elastic Secure Fit Deep Pocket Machine Washable Fade Resistant Easy Care](https://bargainpostbox.co.uk/visit/bacalar-ba5-double-memory-foam-mattress-topper)

## Images

![Bacalar BA5 Double Memory Foam Mattress Topper, 10 cm — 1](https://bargainpostbox.co.uk/i/vjbhmFTYMzNIp3p-w1jX7V13Gl3VGlp1V3WHX8uqY6ybbQpjh-OxsOHsNvkW9J6YVeb7rCqggY0QMkQSYPQtuX1IgOrsCvo4pyks182PgGzlAbYnAEe065Wo.jpg)

![Bacalar BA5 Double Memory Foam Mattress Topper, 10 cm — 2](https://bargainpostbox.co.uk/i/gMJO3A5iGfzcnTPpERRUlhjIi9Y-QllQMEdjnTYSaf3XE819VVobGVkEAzM6BnWdOfOVZxuqoV7K7d6Om2SV6wAdqftIQPVI3HkHfvAFDRa7PV903i27Grvi.jpg)

![Bacalar BA5 Double Memory Foam Mattress Topper, 10 cm — 3](https://bargainpostbox.co.uk/i/QleT2Uec-qTVp0Vwc21o1ZFP3zTpgNRET2bXFDpntZK2YIkGRJ3OAXzQHnDJgWzZyPPGE7RGwik_Po82gC_6NyuMCx0OSn8e2RLIXoyXEMKZs6k6dQpLG2fE.jpg)

![Bacalar BA5 Double Memory Foam Mattress Topper, 10 cm — 4](https://bargainpostbox.co.uk/i/XjkK8tAS76VhZKbWP7yauW3IpNEDA8DZG2teA34Ax9hQ4KqzHbRHo0YYuEdRVF6a0cdw9EGdvxKWk5p6KbmMzO_XQivz4aRNjPdEhAeP0SYOepAuOnLtngJr.jpg)

![Bacalar BA5 Double Memory Foam Mattress Topper, 10 cm — 5](https://bargainpostbox.co.uk/i/NQrv86120nvcP9QlxfXHWkMvqz2xxpvJD4uItkEW6TZoNhC4MOGio5qRIdzohdMrlXVhXi3c8zyzApM4vB6wPulQScvbiSeC-B74-_7yBkVKkYlrNsMMAZOe.jpg)

![Bacalar BA5 Double Memory Foam Mattress Topper, 10 cm — 6](https://bargainpostbox.co.uk/i/jcd7R24j9rYjS0PdNjlGCsE4yh-F_t2W0IC3xuTreABHf4JKOA9O-pFTUZBvb1RQtlb-EpCePNnIft0-SmXvsvWwMbwMC3kGFiU_wiVDGgfzoOn3X2fVeJyQ.jpg)

![Bacalar BA5 Double Memory Foam Mattress Topper, 10 cm — 7](https://bargainpostbox.co.uk/i/IjWVGjq6w6YuEMV0EyekaQpSuvXPGtvvtji7hR1XRckBT3Cvb15l7yTPbuM-jgTpCuqkGfEMEwzljD7TfHnevY3XQzcBHCq9DAB-x90iP2bsZ-9nGs_9sHnh.jpg)