Material: Made using a superfine 100% microfibre filling that's hypoallergenic. Size: Choose from single, small double, double, king or super king sizes. Mattress topper: Get a 5cm microfibre mattress topper! Comfortable: An easy way to enhance the comfort level of your existing mattress. Straps: With elastic straps on each corner to secure it to your mattress. Box stitched: Features box stitching with white sateen piped edge finish. 5Cm Microfibre Mattress Topper | White | Living Social