Deal verdict
Too early to call.
We need 30 days of prices for the Harmony 3 Layer Cool Ultimate Comfort Eco Foam & Cool Blue Latex Gel Foam Mattress 20cms Deep before judging the deal.
Starlight Beds
Not enough history yet
£262.99 Double · Latex
£262.99 today. We started tracking this on 13 Nov 2026. A verdict needs 30 days of prices.
Checked
Emma
Worth waiting
£423.20 Double
It's been cheaper. It was £398.65 on 6 Sep 2026. It's been £423.20 or less for 32% of the 294 days we've tracked.
Checked
| Harmony 3 Layer Cool Ultimate Comfort Eco Foam & Cool Blue Latex Gel Foam Mattress 20cms Deep | Emma Original Mattress | |
|---|---|---|
| Mattress type | Latex | Not stated |
| Firmness | Not stated | Medium firm |
| Layers | Not stated | 5 |
| Warranty | Not stated | 10 years |
| Sizes | Single, Small Double, Double, King, Super King | Single, Small Double, Double, EU Double, King, EU Queen, Super King |
Specs are the figures each retailer publishes. Prices are for the size shown above.