Clean you can see! Cleans with every flush. 20% bigger (Compared to 1.41 oz (40 g). Prevents detergents help keep your toilet bowl clean in-between scrubbing. Blue detergents provide a continuous clean you can see. Cleans & deodorizes with every flush. Protective wrapping - no direct contact with hands or skin. Bowl water not harmful to children or pets (it is not recommended that pets drink toilet bowl water). Safe for plumbing & septic systems. Continuous blue water. www.tydbol.com. Made in USA with US & imported materials.