This glass company name is well known as, Grav Labs.
What you may not know, is Grav Labs makes a brand of glass they call Helix.
Helix glass is different due to the design, causing a swirling action, which cools the smoke and allows a smoother hit.
Available soon at your local head shop, or exclusively online for $119.00 is the Helix Vape Pen.
Available in red, green or frost logo. This is a whole new Vape pen experience, with the custom Helix mouthpiece.
This is for concentrates only, and comes with 3 concentrate heating coils, small dabber, battery and charger.