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UI
Flat
Metro UI Icon Set
Spaces, mac
SteelBlue
512x512
3D
Momentum Matte icons
Myspace
32x32
user, male
Pixel
Blueberry
on, music, sound
Fugue Icons
receive, mail
16x16
mail, send
receive, send, mail
Minus, water
Smooth
Matte set: Basic
male, user
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Tiny icons
music
10x10
mail
64x64
Elegant Blue Web
user, Man
Gnome icons
Modem
Tango
Utilities, monitor, system
Silk
monitor