Silentnight Anti-Allergy Super King Mattress Topper - Thick Deep Mattress Pad Protecting Against Allergies and Dust Mites - Hypoallergenic and Machine Washable - Super King Bed, White. BACTERIA BLOCKER: Filled with anti-bacterial, anti-allergy fibres that actively protect against bacteria and dust-mites, helping to prevent allergies and keep your bed feeling fresh and clean.
