Our laundry detergent Effervescent tablets contain baking soda, sodium percarbonate and lemon extract. It can quickly remove all kinds of oil stains, sweat stains and food stains, so that clothes can be restored to clean. Using highly effective decontamination ingredients, it can penetrate deeply into the fabric and effectively remove various stubborn stains. Its use method is very simple: 1. Soak clothes and effervescent tablets in water and wait 5-10 minutes for the stain to dissolve; 2. Gently rub with your hands and rinse with water. Keep the color of clothes bright as new, extend the service life of clothes.