Digiflavor Siren 2 GTA is specially made for MTL (mouth to lung) vaping, which provides a closer sensation to smoking cigars and conventional cigarettes. the Siren 2 GTA has a shorter chamber for intense flavor and 9 airflow adjustment options for the perfect restriction. The upgraded build deck is compatible with larger coils and makes the building and wicking easier. Both derlin and SS 510 drip tips are included. 4 colors for your selection. Highly recommended as one of the best MTL atomizers ...