Used by climbers all over the world. Now used by lifters all over the world. This stuff works and doesn't make a mess and its cleaner than your dirty sock filled with chalk! Greatly improves grip for weight lifting, rope climbing and gymnastics.

• Chalk balls produce less dust than loose chalk and last longer
• Premium 100% pure Magnesium Carbonate Chalk
• Refillable pouch
• Each Chalk ball weighs 2 oz and 2 balls included in each package
• Before use, the Chalk Balls should be crushed between hands or under feet
• The crushed loose chalk stays inside outer sock and hands get chalked up through fabric