PNG ICO ICNS SVG MORE
UI
Smooth
Snipicons
envelope
Black
512x512
PNG ICO ICNS MORE
Desktop apps
Shiny Icon Set
mail, Message, envelope
64x64
Computer & hardware
Blue Bits Basic and Bonus
envelope, plus
256x256
Left, envelope, Arrow
envelope, Minus
Pen, Edit, envelope
envelope, Arrow, Down
Up, envelope, Email
Email, zoom, envelope
delete, envelope, remove
right, envelope
Business & finance
Diagram
newsletter, mail, Email
96x96
Mixed
August
envelope, write
32x32
Web injection
Email, envelope
48x48
KDE Crystal Diamond
mail, envelope
22x22