Original design by Tobeco Made with 304 stainless steel, aluminum, and Pyrex glass 5ml capacity Top-fill Silver-plated contact pin Airflow control Huge airholes 510 threading POM drip tip Comes with...Original design by Tobeco Made with 304 stainless steel, aluminum, and Pyrex glass 5ml capacity Top-fill Silver-plated contact pin Airflow control Huge airholes 510 threading POM drip tip Comes with...