Secret Stuff Hygienic is the world's first hygienic chalk! Made with an 80% ethyl alcohol base, this high performance, pure magnesium carbonate formula is engineered to provide unparalleled grip and reduce the spread of germs. With less dust and mess and a formula that's shown to kill germs, Secret Stuff Hygienic takes “clean chalk” to the next level. In 2020, 10% of proceeds of all Secret Stuff Hygienic sales were donated to organizations working to increase diversity in sports. CHALK UP LESS, GET BETTER GRIP, SEND MORE!