The Off-Stamp X-CUBE is packed with customizations, from screen animations to 3x power levels and adjustable airflow. Rated for 25K puffs, the X-CUBE is a feature-filled 1000 mAh charging dock that connects to new Off-Stamp devices called Sweet Cube and Classic Cube. Each flavor cube holds 18 mL of e-liquid at 5% nicotine, featuring 16 new flavors, including adjustable sweetness options.