Want bed protection that is Bugproof, Waterproof Anti-Allergy? AllerZip Waterproof Mattress Cover with Smooth Sleep Surface is your answer! Bed bug and dust mite infestations are serious problems that can cause a variety of health concerns including asthma, eczema and allergies. An AllerZip mattress protector provides an effective barrier to infestation. Because treatments can't reach the core of an already infected mattress, they usually need to be disposed of - but no longer. AllerZip protects your mattress investment, and most importantly, your health. Protect-A-Bed AllerZip mattress protector with Patented BugLock (US Patent 7,552,489) and Secure Seal comes with a smooth polyester sleep surface for superior comfort and a soft feel. The AllerZip mattress protector also features Protect-A-Bed Miracle Membrane with the Total Heat Transference Formula, which is waterproof while remaining air vapour porous (breathable). Highlights Encased mattress protector Ultimate bed bug dustmite allergy protection Waterproof yet breathable Miracle Membrane allergy barrier Certified by an Entomology Laboratory to be bed bug entry escape proof Protects against allergens such as pet dander, pollen, bacteria mould Smooth yet absorbent polyester sleep surface Sizing Information Size Measurements (including depth) Single 91 x 203cm / 20 - 40cm King single 107 x 204cm / 20 - 40cm Double 138 x 188cm / 20 - 40cm Queen 152 x 204cm / 20 - 40cm NZ King 168 x 204cm / 20 - 40cm Super King 183 x 204cm / 20 - 50cm