Introducing the Oil Twists Tanker: a delicious selection of 4g cartridges bursting with delicious flavors, elevating our classic cartridges to new highs. NEW FLAVOR! Blueberry Swirl: This deliciously decadent combo of ripe berries and cream is perfect for those moments when you crave a taste of indulgence and relaxation. This twist will awaken your tastebuds, yet calm your body & mind. TART - CHILL - RELAXED