Protect-A-Bed s Allerzip Smooth duvet protector, has a useful SecureClip system placed on each corner and along each side to ensure your duvet remains in place. The unique Breathe-A-Vent allows for ventilation and added comfort and stops billowing, while the allergy flap behind the zipper prevents any allergens from escaping. The globally patented BugLock system and Secure Seal provides both dustmite and bed bug protection. The miracle membrane on the reverse is waterproof and air vapour porous and so will stop any liquids from soiling your duvet, prevent bacterial growth and will also provide a total barrier against dust mites, dust mite faecal matter and any other allergens. This is part of Able2’s Protect A Bed range. Care instructions: Machine washable and tumble dry; Please wash the item before using for the first time; Do not use bleach.