PNG ICO ICNS MORE
Slate
Control, Panel
DarkSlateGray
128x128
Pastel
Panel, Control
Kearon's Platecons
UI
Glyph
Windows 8 metro style
Panel, solar
512x512
Gaming & gambling
3D
Delta
256x256
Files & folders
Smooth
FS Icons Ubuntu Light
shutter, Panel
Plump
Music & multimedia
Gakuseisean
network, Panel, Control
Black Beauty
Computer & hardware
FS Icons Ubuntu
Workspace, switcher, Gnome
iWindows
Simple
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Crystal Project
Panel, settings
17x17
Panel
Photography & graphic design
Dark Glass
Utilities, Panel, settings