United Airstream Breathable 4Cm Mattress Topper, Football by Slumberdown in Size Single, Sports Direct. Wonderfully comfortable and cooler than memory foam, the Slumberdown Airstream mattress topper uses advanced Airstream technology to keep you cool, dry, and fresh through the night. Breathable fibres and a ventilated middle section allow air to flow freely around the topper to remove any heat build-up whilst you sleep. With a splendidly comfy 4cm depth, this topper is designed to offer a medium level of support that gently supports the contours of your spine and is ideal for people who prefer a mattress with medium firmness. As well as enhancing the comfort level, this Airstream Mattress Topper from Slumber Down will also help to prolong the life of your mattress and can help to make a firm mattress more comfortable if you find yourself waking up with aches and pains. The topper fits your mattress securely with reinforced elasticated straps and the cover can be zipped off for washing so you can enjoy a great night’s sleep without interruption, every night. OLD MATTRESS REVIVER: This 4cm deep mattress topper is filled with Airstream fibres providing an enhanced comfort and support to your old and tired mattress and help prevent any aches and pains. The mattress pad also acts as a reviver giving your existing mattress a new lease of life while you save up for the big investment and without you compromising a better night's sleep BREATHABLE: the topper is designed with a breathable luxury soft knit cover which is wonderfully soft and cool to touch for an all around comfort. Airstream technology wicks moisture away and is cooler than memory foam so it keeps you feeling cool, dry and fresh throughout the night while keeping the night sweats away HYPOALLERGENIC: wake up refreshed as our mattress toppers do not contain any materials which are likely to cause allergies and help you prevent symptoms like sneezing, runny nose, itchy skin or watery eyes ELASTICATED STRAPS: the mattress cover features deep elasticated corner straps for an easy fit and holds the topper firmly on your mattress, so after a tiring day you can enjoy a comfortable sleep MACHINE WASHABLE COVER: this bed topper features a soft and breathable luxurious cover which can be easily unzipped and put into the washing machine at a lower temperature and in a tumble dryer for a quick refresh, so it can be back on your bed as quickly as you need it MADE IN THE UK: Designed and Made in the United Kingdom.Looking for alternatives to stores like JD Sports, eBay, SHEIN, ASOS, Next, Best Choice UK, Very, Decathlon UK, Argos, schuh, Temu, BuyBetter, or Nike Official? Discover our unique selection.