Z-Athletic Chalk Ball for Gymnastics， Climbing， and Weight Lifting<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Powdered chalk in a cotton sack， 100% pure Magnesium Carbonate Chalk Ball</li><li>Greatly improves grip for gymnastics， rock climbing， bouldering， weight lifting， etc...</li><li>A lot less messy than loose chalk and block chalk</li><li>Lasts a lot longer than block or powder chalk</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Zx0SdtQRL.jpg" noproxy>