PNG ICO ICNS MORE
UI
Pixel
Gnome icons
mail, Import
Black
48x48
selected, Hide, mail
16x16
merge, mail
24x24
mail, Move
open, multiple, mail
open, mail
mail, receive
mail, replied
unread, mail, multiple
send, mail
stock, mail
unread, mail
mail, sent
46x47
Tango
Sender, mail, reply
32x32
send, receive, mail
mail, Attachment
Glyph
Ecqlipse 2
mail, Email, envelope
128x128
mail, Live
3D
Glaze
Find, mail
64x64
Crystal Clear
newsletter, mail, Email