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. REJUVENATING: Helps to rejuvenate your mattress by adding another layer of cushioned comfort. ANTI-ALLERGY: Our anti-allergy fibres are approved by the British Allergy Foundation, which means they have the ultimate seal of approval and are ideal for allergy and asthma sufferers. TRIED AND TESTED: Scientifically tested and proven to reduce or remove allergens that could otherwise be present in your pillows whilst also being effective against 99.9% of bacteria. EASY FIT STRAPS: Elasticated straps stretch comfortably over your mattress for a secure fit.