This cooling mattress topper from Kally Sleep adds a layer of luxury to your existing mattress. Specifically designed to improve airflow and circulation, the cooling topper ensures that you'll be cool when it's hot and warm when it's not. Covered in soft microfibre and filled with hollowfibre, the 6cm dual layer construction provides ultimate comfort. It will also help to keep your mattress looking newer and feeling fresher for longer. Elasticated straps mean this topper will fit all depths of mattress perfectly and will stay in place night after night.