10cm/4 inch Thick Microfiber Mattress Topper Well Padded Soft Best Quality Anti Allergenic Mattress Protector in 5 sizes. Extend the life of your mattress and indulge in the ultimate comfort with our superior microfiber ultra-fine mattress topper. Designed to breathe new life into your old mattress or protect your new investment, this topper is crafted with a baffle box construction to ensure even support and prevent filling from shifting.