PNG ICO ICNS MORE
UI
Pixel
Fugue Icons
medium, mail
Lavender
16x16
mail, exclamation
mail, Arrow
mail, Minus
plus, mail
mail, music, open
document, open, mail
mail, document, Text
open, document, mail
open, image, mail
open, table, mail
Desktop apps
envelope, Email, Letter
PNG MORE
Mixed
Twotiny
mail, envelope
13x13
envelope, mail
mail, playlist, open
document, music, open
open, document, Text
mail
table, mail, open
envelope, Message, Letter
32x32
Silk
phone, Email, envelope