Arrow icon set from Tango Project: tango.freedesktop.org/Tango_Desktop_Project <br><br> Since version 0.8.90 Tango Project icons are Public Domain: tango.freedesktop.org/Frequently_Asked_Questions#Terms_of_Use.3F
tango green arrows set 2 free icon was designed by warszawianka for icons Png and presented to its users.
warszawianka
2/7/2018