Rungne Superdry Fine ChalkRungne Superdry Fine Chalk is engineered for climbers who struggle with sweaty hands or train in humid conditions. The ultra fine formula dries instantly and provides lasting grip even in the most challenging environments. At 200g, each bag gives you approximately 3 4 full chalk bag refills. Whether you are climbing outdoors in summer heat or competing in a humid gym, Superdry keeps your grip consistent when it matters most.