Intake MTL RTA is a quality rebuildable tank atomizer that features 24mm in diameter and top refilling system. And it comes with 2 types of glass tube for your option: 3.1ml straight glass and 4.6ml bubble glass. Both of them are large enough to provide your with long-lasting vape. To get better flavor and leak proof feature, it also adopts top to bottom airflow. And there are 6 different sizes of bottom air holes available: 1.8mm, 1.6mm, 1.4mm, 1.2mm and 1.0mm. It allows you to choose Restricted DL Vape or MTL Vape via airhole setup. Besides, it comes with 2pcs MTL clapton coils.