Experienced athletes know that a secure grip can make all the difference when it comes to sports like weight lifting, gymnastics, CrossFit, and rock climbing. ProSource Gym Chalk provides the assistance you need by reducing moisture on the hands and creating a non-slip surface. ProSource Gym Chalk gives you one pound of professional grade chalk, enough to last through months of workouts, all at a low price. The magnesium carbonate chalk gives you a firm hand grip and non-slip surface for climbing, lifting, and swinging. It reduces moisture on your hands to help you improve athletically. Comes conveniently wrapped in eight 2oz blocks.