Encase HD Mattress Protector The patented Encase HD mattress protector offers complete encasement protection from bed bugs, dust mites, and liquids. Its laboratory-certified Micro Tite zipper closure is bed bug proof and allows for easy removal as the top half zips completely off. Also laboratory-certified, the H2Pro membrane creates a quiet, liquid-proof and breathable barrier against allergens, dust mites, and liquids. Pillow protectors are available to create a healthy sleeping environment. Highlights: Patented complete encasement mattress protection Stops bed bugs, allergens, and dust mites 360 degree zipper designed for easy laundering Laboratory-certified Micro Tite® zipper closure is bed bug proof and allows for easy removal Laboratory-certified H2Pro® liquid-proof membrane is quiet and breathable Item Description: Twin Mattress Protector 75 X 39 Twin XL Mattress Protector 80 X 39 Full Mattress Protector 75 X 54 King Mattress Protector 80 X 78