White Claw, the epically popular hard seltzer purveyors, have leapt into the non-alcoholic pool with Zero Proof. This refreshing, non-alcoholic seltzer delivers natural black cherry and cranberry flavours with a dose of hydrating electrolytes. White Claw Zero Proof has only 2 grams of sugar and 10 calories per 355mL can. White Claw, the epically popular hard seltzer purveyors, have leapt into the non-alcoholic pool with Zero Proof. This refreshing, non-alcoholic seltzer delivers natural black cherry and cranberry flavours with a dose of hydrating electrolytes. White Claw Zero Proof has only 2 grams of sugar and 10 calories per 355mL can. 4 x 355 mL can