GeekVape Z SE Sub Ohm Tank features a limited edition tank and has child safety lock to solve users' concerns. The new z coils have been improved to last twice as long as standard coils. It has 5.5ml capacity and top-fill system with 810 drip tip. Massive clouds and incredible flavor are produced by the top airflow design, which also stops e-juice from leaking. Choose from the various colors available such as, Rainbow, Blue, Gunmetal, Gold, Black and Silver.