Descriptions:  Clean-n-Fresh dishwasher-specific automatic flush cleaner soap contains active oxygen factor.    Features:  - Multi-effect Decomposition and Stubborn Stains Say Goodbye  Adding decomposing enzymes and non-ionic surfactants can effectively break down stubborn stains such as tea stains, coffee stains, red w ines stains, etc., and easily remove all kinds of odors, "one piece" in hand, and use clean tableware with peace of mind;  - Soft Water will Make Your Tableware Clean and Shiny  Containing special salt and builder for high-purity dishwasher, it can soften the washing water, effectively prevent scale, clean and remove water stains;  - Gentle Formula to Protect Tableware and Dishwasher  Protect the tableware glaze while removing stubborn stains. Designed for dishwashers, it effectively maintains internal parts of the dishwasher and extends the life of the machine;  - Easy Operation, Dishwasher's Golden Partner   The dishwashing powder dose is difficult to control and easy to fly away, but the dishwashing piece can be easily washed by simply putting it in, new users can also easy to use it.      Specifications:  Product Name: Dishwasher special washing block;  Material: Oxygen bleach, polycarboxylate, nonionic surfactant, etc.;  Shelf Life: Two years;    Package Included:  1 Box x 30pcs Dishwasher Special Washing Block