Features: 1. **Powerful Cleaning Action**: Our Automatic Toilet Cleaning Ball features a strong formula that effectively decomposes stubborn stains and solid dirt, ensuring your toilet remains sparkling clean with minimal effort. 2. **Easy to Use**: Simply open the nut, tear off the washer, and place it in your toilet tank. No complicated instructionsjust straightforward cleaning that saves you time and energy. 3. **Long-Lasting Deodorization**: Infused with powerful deodorizing agents, this cleaning ball not only cleans but also keeps your toilet smelling fresh and pleasant for weeks. 4. **Cost-Effective Solution**: With a weight of 100g, our cleaning ball is designed for maximum efficiency, providing a practical and economical way to maintain your toilet without frequent replacements. 5. **Safe and Effective Ingredients**: Made with sodium gluconate, sodium hydroxide, and disodium EDTA, our formula is safe for your plumbing while delivering exceptional cleaning results. Our bowling ball automatic toilet cleaning bottle contains sodium gluconate, sodium hydroxide, and disodium EDTA. It can quickly save time and efficiency, economic, practical, cost-effective, save your time and energy. Its use method is very simple: 1. Open the nut, tear off the washer, and then put the nut on. 2. Open the lid of the toilet tank and place it vertically, not upside down, away from the water outlet and water intake. And has a strong formula, quickly decompose stubborn, solid dirt, keep the toilet clean.