SPRI's Chalk Block is sure-grip magnesium carbonate chalk that helps eliminate slippage during workouts. Use with kettlebells, rings, pull-up bars, weights and more. Improve the comfort and security of any weight training session. Chalk Block Features: Eliminate slippage during workouts Improve the comfort and security of any training session Use with kettlebells, rings, bars, weights and more Sure-grip magnesium carbonate chalk
