... as RPS's. Paintball,Games paintball Paintballs Size is 0.68',0.43' ,0.50' and 6mm.Colors are optional ... environment.water soluble dyed balls & oil-based ballsDiameter: 0.68 inch,0.43inch & 0.50 inch caliberAdvantage: various colors ... customers can use color boxes having their own artwork. 0.68 inch: 2000 rounds per box; 0.50 inch: ... ), with relative humidity level no higher than 50%. .68 inch Paintball