PNG ICO ICNS MORE
Computer & hardware
Smooth
Crystal Project
settings, monitor, screen
Gainsboro
256x256
to, post, mail
22x22
Futurosoft
mp3
128x128
Mpeg4
Mp4
Network & communications
Oxygen
media, optical
Matrix
48x48
Mixed
Carpelinx
Man
mail, replyall
64x64
Desktop apps
KDE Crystal Diamond
to, mail, post
mail, replylist