Peroxi-H Powder is a high foam powder that penetrates deep down into fabric fibers, removing ground-in dirt and stains. This nontoxic detergent leaves your white clothes even whiter and brighter. It also acts as a water conditioner to control alkalinity and deodorizes clothing naturally. Proxi-H dissolves completely and rinses away completely, leaving no residue in clothes. It is safe and effective at all temperatures and for all manual washing machines.