Safer, 4 LB, Diatomaceous Earth, 100% Bed Bug, Flea, Ant, Crawling Insect Killer, Kills A Variety Of Crawling Insects Including Bed Bugs, Fleas, Roaches, Ants, & Earwigs, Contains 100% Diatomaceous Earth Amorphous Silica, Including Silicon Dioxide, Other Oxides & Moisture, Kills Insects Within 48 Hours Of De Ingestion, Works Effectively Indoors & Outdoors.