SMPL Mod by Epic Design Studios Made in USA (Silver)

SMPL Features: •Direct battery to atomizer 510 connection for enhanced performance and battery life •"No Top Cap" design is constructed out of a one-piece tube, eliminating the need for hybridizers and top caps. •Simple short throw recessed button that easily threads and unthreads from the tube with a finger or coin. •There no top cap, no bottom cap, and no adjustable pins. You simply twist on your atomizer, drop in your battery, and twist up your button, that is it.