Features: Removable top cap for easy access to wicks. Air fin cooled top cap to reduce heat. Adjustable air control and direction flow outer cap. By lining up different hole configurations, it can produce 1, 2, or 4 adjustable sized vent holes depending on your build. Entire outside of atty is negative post. Wires are secure by removable stainless steel ring. VERY deep juice well with alignment “lip” for centering coils with drill bit. ULTEM insulator which is FDA food safe and one of the strongest most stable high temperature plastics available. It is stable up to 400 F and is 4 times stronger than Delrin. Delrin insulated drip tip with Stainless steel accent. Unique side vented drip tip to prevent spit back from coils and create vortex inside of cap. Conical top to enhance flavor. Drip rail to direct juice spray back onto wicks and away from vent holes. Single post design. Center post has cross drilled .06” holes for your largest wire builds. Solid copper center post inner for superior conductivity.