I got myself with flour mites d shopping into the house. Although the diatomaceous makes ne mess u wipes stupid and stupid to get it off, aaaaber it very much helped. It took 3days and it was realized that it was much less. An exterminator advised me to sprinkle powder d under all Fussbodelleisten. If ever again what einnesten want, it comes then hops since the Viehzeug mainly behind the bars like hides. It acts by the animals inhale the small crystals and die from it.