PNG ICO ICNS MORE
UI
Pixel
Blueberry
on, button, radio
YellowGreen
32x32
protect, on, shield
OliveDrab
on, music, sound
SteelBlue
PNG MORE
Windows 8 Pack (Metro Style)
Bike, on, Sheep
DarkSlateGray
26x26
WooFunction Icon set
star, on
Silver
BWPX
light, on
LightGray
18x18
Gnome icons
on, pane, help
Gray
16x16
on, light
Black