Reusable Paintballs - 50 Caliber- 1000 Pack, 50 Caliber Reusable Paintballs, 50 Cal LazerBalls, 50 Cal Reballs Works with any 50 Caliber Paintball Gun or Marker Less Bruising than 68 Caliber Reusable Paintballs Less Pain than 68 Cal Reusable Paintballs Dry Reusable Paintball Lubricant Included Care and Use Instuctions included