GRAV: 2.5" Grinder Color:Green Unlike the glass found on

Unlike the glass found on most other Vaporizers

They are constructed for perfect airflow and great filtration

A customized glass Water Bubbler allows you to see your concentrates being Vaporized at all times

White Fire OG (WiFi): One of the most sought-after OG strains

GRAV: 2.5" Grinder Color:Green Unlike the glass found onThe GRAV grinder makes the best use of many grinder improvements and trends. It reminds us of the canisters of ooze from Ninja Turtles, but you know, that's because it's so sciencey. It is made from anodized aerospace aluminum and the grinding plate is held on with a crazy strong magnet. The built in Polycarbonate viewing window lets you see all the fluffy herb you've ground and is reinforced by the surrounding metal shell, so it won't get scratched