Safer Home 4 Lb. Ready To Use Diatomaceous Earth Crawling Insect KillerDiatomaceous Earth Ant & Crawling Insect Killer is effective against a variety of crawling insects including ants, fleas, bedbugs, cockroaches, silverfish, earwigs, and more. Takes care of pest problems without the use of harsh chemical sprays. The formula is non staining and has no odor, so you can confidently apply it in and around your home. Diatomaceous earth is made up of finely crushed algae fossils. Though it feels soft to the touch for us,