Our range of Fully Encased Anti-Allergy Mattress Protectors feature Protect-A-Bed's® Miracle Layer™ which ensures your mattress is waterproof on all sides, as well as the unique BugLock® system, best for severe asthma and allergies. The system helps maintain a hygienic anti-allergy mattress, protected from bed bugs, allergens, dust mites, bacteria and mould. The fully encased BugLock® system combines a dust-proof flap and tamper-proof SecureSeal®, which makes the mattress bed bug entry, escape, and bite-proof, and ensures allergens can’t become airborne.