With Sour Rainbow Vape Bar Liquid, fun and sour mischief collide in a mouth-puckering delight and we’re sure you’ll still find the pot of gold after all. Pink Bubba : When you load your vape kit with Bar Juice Pink Bubba 20mg Nic Salt 10ml E-Liquid, get ready for an explosion of strawberry sweetness that rivals the iconic bubblegum without the jaw power.