Profile M RTA comes with 3.1 ml of juice capacity, along with an additional 4.0 ml bubble tube included in the box. Mesh coils are the most recent fad in the world of vaping, and the Wotofo Profile M RTA incorporates these coils within its RTA structure to offer you a ton of benefits. The end product comes with a well-built design, along with easy to wick and excellent flavor production features. The quality structure of this RTA would take your vaping experience to a whole new level. The glass on the Wotofo Profile M RTA feels solid and goes well with the multiple screws. The top cap system also has much to be loved and will impress you with the attention to detail.