Get the all-new BANG XXL Switch DUO, a premium pre-filled disposable device that is compact, portable, and consists of up to 2500+ Puffs. With the BANG XXL Switch, the user can control their airflow and go between two flavors via a switch. All BANG XXL Switch Duo devices require no maintenance, charging, or refilling. After your Switch Duo runs out of juice and/or battery, simply buy a replacement.  Each BANG XXL Switch Duo disposable device comes with a pre-filled 6% (60mg) of E-juice that is enough to stay satisfied for the whole day.