Pristine PREMIUM Dust Mite & Allergen Proof Body Pillow Encasing (Body) Scientifically tested and proven to protect against dust mites and bed bugs. Boddy pillow Size is 21''x60'' Anti-microbial treatment to inhibit mold and mildew growth Oeko-Tex Certified to be free of harmful substances that can irritate skin 248-thread count, 100% polyester microfiber provides a supple, cotton-like, feel but wont degrade after repeated washings like cotton YKK zipper and flaps at the zipper area to further block allergen particles. Comes with a Lifetime warranty, & made in the USA