What's the different between a puff bar and puff plus?

The Number of hits you can get from a Puff Bar depends on the type of PUFF BAR you purchase. Original Puff Bar vape device give you around 300 htis per bar,But PUFF PLUS give you around 800 hits each bar.

PUFF PLUS Sour Apple Review:
Sour Apple takes a classic flavor and adds zest it to its already diverse line of options. Featuring a powerful blast of juicy green sour apple, the taste lingers long after the exhale for an intense tangy apple experience that truly goes the distance.