About the product Our swimming pool cleaning chlorinated effervescent tablets contain fungicides and preservatives. It can provide long-lasting sun protection, disinfection protection, and clear water quality. Its usage is simple: put it directly into the water or use a dosing device to put it into the water and let it dissolve slowly. Make the swimming pool clearer and more reassuring. Product name: Swimming pool cleaning chlorinated effervescent tablets Product ingredients: fungicide, preservative Keywords: swimming pool cleaning Weight: 50g: 71.46g; 100g: 120g Product specifications: 50g; 100g Product size: 50g: 6.4*4cm; 100g: 9*4.7cm 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.