Struggling to sleep in the UK heatwave? Simba Sleep has slashed 25% off cooling mattresses

Upgrate your sleep for less thanks to the Simba sale. (Picture: Metro/Simba/Getty) Metro journalists select and curate the products that feature on our site. If you make a purchase via links on this page we will earn commission – learn more Is anyone else finding it almost impossible to get a good night’s sleep in these soaring UK temperatures? Whilst we’re swapping out our duvets, living in our lightest layers and pointing every fan in our homes directly at the bed, there’s one thing that can make an even bigger difference to your sleep quality: your bedding. Whether your mattress has seen better days, your pillows have lost their bounce, or you’re simply looking to invest in cooler, more breathable sleep essentials, now is the perfect time to upgrade. Better yet, award-winning sleep brand Simba Sleep has just launched a sale offering 25% off some of its most popular mattresses, pillows and duvets. Scoring over 350,000 five-star reviews from happy shoppers, it’s easy to see why Simba Sleep has become one of the UK’s go-to sleep brands. And, if you’ve been waiting for an excuse to finally treat yourself to a better night’s sleep, we’d say this is it. Designed for hot sleepers, Simba’s Hybrid Pro Mattress blends cooling comfort with advanced support. (Picture: Metro/Simba) Ask Metro Use AI to go deeper into the stories you care about – powered by Metro and trusted publications. Starting with the Hybrid Pro Mattress, which was voted product of the year for 2026, you can purchase it for £1,039, down from £1,399, giving you a saving of £394.75. Simba’s Hybrid Pro Mattress combines breathable British wool, cooling graphite-infused Simbatex® foam and thousands of Aerocoil® springs to deliver the perfect balance of comfort and support. Designed to regulate temperature, relieve pressure and minimise motion transfer, it’s ideal for hot sleepers and anyone looking to upgrade to a more restful night’s sleep. Yes, please. Or, if like us, you still sleep with a duvet for comfort, never mind the temperature, then swap out your heavy duvet for Simba’s Hybrid Duvet, saving £49.80. It usually retails for £249, but you can purchase it for £199.20. Simba’s Hybrid Duvet helps regulate body temperature while remaining lightweight, breathable and cosy. (Picture: Metro/Simba) This duvet is specially designed for year-round use, combining cloud-like, down-feel comfort with clever Stratos® cooling technology that helps regulate your temperature while you sleep. Better yet, it’s lightweight, breathable and machine washable, so you’ll stay cool, cosy and comfortable whatever the season. If you’re forever flipping your pillow over in search of the cool side (guilty), Simba’s AeroDown Pillow could be your new bedtime hero. Usually retailing for £60, you can save 10% and take it home for £54. Filled with soft, down-like fibres for maximum comfort, it also features the brand’s Stratos® cooling technology used in their duvets to help regulate your temperature while you sleep. It’s also hypoallergenic, breathable and machine washable, so if you do get sweaty, you can quickly refresh it. It’s a simple upgrade that could make a big difference to your night’s sleep. Combining plush comfort with temperature-regulating technology, this pillow is ideal for hot sleepers. (Picture: Metro/Simba) If none of these catch your attention, make sure to browse the brand’s website as there are offers across their stock. For example, you can save 25% off their Hybrid Luxe, Natural Escape and Natural Apex mattresses. Or score yourself 20% off the Hybrid, Custom Flex or Body pillows, which target different concerns such as customisable height, extra support for side sleeps, and improved airflow for coolness. In addition to these great savings, you can also save 20% off other duvets, protectors and bedding, 15% off bed frames, and 10% off toppers and slippers. When you buy a product from the brand, you can get free next-day delivery, old mattress removal, and will also receive a 200-night trial and a 10-year guarantee, so if anything goes wrong or doesn’t feel right, then you can reach out to the brand to rectify it. Make sure to act fast, as this is a sale not to sleep on. Follow Metro across our social channels, on Facebook, Twitter and Instagram Share your views in the comments below Arrow MORE: Struggling to sleep in the heat? This £13 spritz is my summer lifesaver Arrow MORE: I’m a fashion editor and these are the linen buys worth adding to basket before the heatwave Arrow MORE: From Love Island to beauty ambassador –Olivia Attwood’s full-circle moment with Tatti Lashes Puzzles Newsletter Get your favourite puzzles when they are ready to play on the website sent directly to you every day and track your daily streak!