99.9% Pure: Greater than 99.9% purity of fine, powdered, anhydrous (without water) boric acid. ALL PURPOSE: Multipurpose use includes cleaning stubborn stains, carpets, and shiny countertops, removing tough odors, home protection, and more. COMMERCIAL / INDUSTRIAL GRADE: Pure, unadulterated strength of boric acid used in commercial applications is now available in home retail. EASY TO USE: Simple and easy-to-use boric acid is intuitive for most uses. Resealable to lock in freshness after each use. Do not repackage and keep in original container. NATURALLY OCCURING: Boric Acid is naturally found in the environment, such as soils, water, and plants. Due to the strength of the powder, always read the label before use.