Sea Grip Chalk Type:Powder Certified To: ANSI/ASSP Z359

Certified To: ANSI/ASSP Z359

5% Polyester

and strategically placed ventilation ports keep air moving when temps climb

Through-ventilation

Its straightforward design allows for quick and secure racking of your cam carabiners with a calibrated 6lb release force

Sea Grip Chalk Type:Powder Certified To: ANSI/ASSP Z359The same clean, ocean derived chalk as the liquid formula, in the classic powder format climbers already trust. Sea Grip's magnesium carbonate is drawn from mineral rich seawater and concentrated through solar evaporation rather than traditional mining a genuinely different sourcing process, not just marketing language, and one that results in a single ingredient chalk with nothing else mixed in. No rosin, no silica, no fillers bulking out the bag.