This package includes all the Material icons using the filled theme. It does not use Google's Github repo, which is currently out-of-date (29th of April 2019). Instead it uses the data set from the material.io website.
import Color
import Material.Icons exposing (Coloring(..))
import Material.Icons.Action exposing (offline_bolt)
-- icon size coloring
offline_bolt 16 (Color <| Color.rgb 96 181 204)
offline_bolt 16 InheritAll the icons are listed on the material.io website.
color.