The Grav Grinder "Portable" Concentrates are a purified form

Concentrates are a purified form of herb active ingredients that is several times more powerful than its equivalent weight in dry-herb

resulting in a more powerful and intense vape experience

1 x DynaWax

Ceramic Core

Built with the best medical grade materials

The Grav Grinder "Portable" Concentrates are a purified formConstructed of high grade cnc aluminum, these grinders are another example of Grav Labs ability to design something you want purely for it's looks before you even see it's function. Luckily this thing works as good as it looks! The four part design features three cut outs in the main body with polycarbonate windows so not only can you tell how much herb is already in your grinder, but you can also see how finely it is ground. The lid is held on by a