Grateful Dead x G Pen Dash+ VaporizerGrenco Science is proud to introduce the Grateful Dead x G Pen Dash+ Vaporizer, the newest release with world renowned American rock band and timeless cultural icon, Grateful Dead. A true functional work of art, each Dash+ features a stunning tie dye pattern composed of the bands classic dancing skeletons and a bold Stealie applied by a hand dipped water transfer method that leaves no two units exactly alike. The Dash+ features hybrid convection and