PNG ICO ICNS MORE
Mixed
Smooth
iVista 2
Forward
DarkGray
256x256
PNG MORE
Music & multimedia
Metal
next, Forward, play
100x100
UI
Elegant Themes Icons
mail, Forward
48x48
Corner Stone
32x32
Bloggers Vol 1-7
Email, envelope, Forward
512x512
Function icons
Carpelinx
mail, send, Forward
64x64