About the product Our washing machine cleaning effervescent tablets contain sodium bicarbonate, citric acid. It can easily dissolve the dirt in the washing machine and keep the washing machine clean as new. Highly efficient sterilization, quick odor removal, long-lasting freshness. Its usage is very simple: 1. Take a piece of this product and put it in the washing machine. 2. Open the normal washing program to clean. The formula is mild, does not damage the internal parts of the washing machine, and is safe and reliable. Product name: Washing machine cleaning effervescent tablets Product ingredients: sodium bicarbonate, citric acid Keywords: cleaning tablets Weight: 73g Product specifications: 10pieces Product size: 6.2*5.7cm Note: Light reflection and different monitors may cause the color of the product in the picture to be slightly different from the actual product. Minor errors are allowed in measurement.