PNG ICO ICNS MORE
Network & communications
Smooth
Chatting
inbox, Letter, mail
WhiteSmoke
512x512
PNG MORE
Computer & hardware
Crystal Project
stock, Form, Dialog
24x24
Desktop apps
Farm-fresh
omega, Text, Letter
32x32
Mixed
Copenhagen
mail, no attribution, Email
64x64
Font, File, Letter
256x256
Futurosoft
type, adobe, Letter
128x128