Gym Chalk: 2 ounce blocks (pack of 2)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Pure High Grade Natural Gym Chalk</li><li>Magnesium Carbonate</li><li>2 oz each， sold in 2 packs</li><li>Great for climbing， gymnastics and weight training</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41QAAJ0hWdL.jpg" noproxy>