Formulated With Active Oxygen Technology, Oxypure Toilet Cleaning Agent Provides Deep Cleaning And Deodorizing Action. Once Mixed With Water, The Powder Forms An Effervescent Foam That Penetrates Stubborn Stains, Mineral Buildup, And Limescale, Ensuring A Thorough Clean In Every Corner Of The Toilet Bowl — Even Under The Rim And Along Hard-To-Reach Edges.This Powder-Based Formula Is Not Only Effective But Also Convenient. Unlike Liquid Cleaners That May Spill Or Drip, The Oxypure Powder Is Easy To Scoop And Pour, Giving You Complete Control Over How Much You Use. Simply Pour The Powder Into The Toilet Bowl, Wait For The Foaming Action To Begin, Let It Sit For A Few Minutes, And Then Brush And Flush Away The Grime.