PNG ICO ICNS MORE
UI
3D
Gloss Basic Icons
Faq, question, Information
Black
32x32
AzulLustre 2
support, question, help
256x256
Gnome Web Icons
Dialog, Gnome, question
SteelBlue
Dialog, question, Gnome
48x48
PNG ICO MORE
Dialog, Faq, help
64x64
Crystal Clear
question, glass, Box
Gainsboro
128x128