PNG ICO ICNS SVG MORE
UI
Glyph
Basic interface
Email, mail, inbox
Black
512x512
Outline
Linecon
mail, Email, Letter
Freeline
envelope, Letter, mail
Valenticons
valenticons, Letter, valentines
ikooni outline: Free Basic
envelope, Spam, Message
Round Black Icons
Letter, Communication, Email
Office icon set
Message, envelope
envelope, Communication, mail
Smooth
Snipicons
envelope
PNG ICO ICNS MORE
Mimi Glyphs
envelope, mail
16x16
3D
Gmail icons
envelope, gmail, manilla
256x256
System Tray Icons v2
envelope, mail, Email
PNG ICO MORE
Gnome Web Icons
unread mail, envelope, mail
64x64
Token
telephone, envelope, mail
128x128
Ecqlipse 2
mail, Email, envelope
Nuvola
Email, envelope
Crystal Clear
newsletter, mail, Email