3M COMPANY HOME01-4 16x25x1Odor Reducing Filter Filtrete, 16x 25x 1, home odor reduction filter, effective tool for removing undesired smells such as smoke, pet odor Adds Extra shine to your product Manufactured in China Home Odor Reduction Filter Effective Tool For Removing Undesired Smells Such As Smoke, Pet Odor, Mildew, & Noxious Cleaning Chemicals It Attracts & Captures Microscopic Allergens Like Pet Dander, Smoke, Dust, & Microscopic Particles That Can Carry Bacteria, Viruses & Odors