PNG ICO ICNS MORE
Network & communications
Smooth
Oxygen
mail, Attachment, paper clip
DarkSlateGray
48x48
PNG MORE
Signs & symbols
34aL volume 3.2 SE
mail, envelope
DarkGray
24x24
UI
Function icons
Add, 48, mail
mail, Letter, receive
mail, Forward
delete, mail
reply, mail
Spam, mail
mail, write
Mixed
Carpelinx
mail, Find
64x64
mail, delete
mail, send, Forward
mail, Get
mail, reply
mail, Pen, post
Silver
mail, replyall
Gainsboro
send, Letter, mail
mail, replylist
Desktop apps
KDE Crystal Diamond
mail, open, envelope
128x128
Kontact, mail
Black
22x22
Forward, mail