Sparkling Cranberry Punch

2 cans (11.5 oz. OR 12 oz.) Welch's Frozen Cranberry Juice Cocktail, thawed and undiluted
2 - 32 oz. bottles sparkling natural
spring water
Ice

Just before serving, fill punch bowl half full with ice cubes. Pour in cranberry juice cocktail concentrate and sparkling water. Mix well. (You may add 1 1/2 cups light rum to this recipe, if you wish.)