JT Eaton 82STQUPIL Lock-Up Total Encasement Bed Bug Protection for Standard or Queen Size Pillow Cover Traps bed bugs in its durable encasement and keeps dust mites, bed bugs and other allergens from invading your pillow case Zipper cover fits snugly around a standard or queen size pillow with velvet fabric and waterproof membrane Breathable velvet reduces heat and sweating Machine washable Comes with a 2-year limited warranty