The rebuildable tank is simple, but a great very first tank for anyone who is just stepping into making their own individual coils and tanks. Its the best sizing in your pocket too. I received the gunmetal shade Using the crystal clear panels and that coupled with my OBD wraps https://lost-vape-shop25555.vidublog.com/32518178/getting-my-lost-vape-centaurus-tank-to-work