PNG ICO ICNS MORE
UI
Pixel
Vaga
mail, open, envelope
Gray
16x16
PNG MORE
Mixed
Twotiny
mail, envelope
Lavender
13x13
envelope, mail
Desktop apps
Circular
envelope, Email
LimeGreen
DRF
write, envelope, new
Gainsboro
32x32
envelope, Forward, Letter
Black
Fugue Icons
envelope, Arrow
Khaki
envelope, exclamation
DarkGoldenrod
envelope, Minus
pencil, envelope
plus, envelope
Label, envelope
manilla, envelope
envelope, Message, Letter
Mini
post, envelope, mail
WhiteSmoke
LightBlue
Silk
phone, Email, envelope
envelope, Email, Add
Attach, Email, envelope
Email, delete, envelope
Email, envelope, Error
envelope, Edit, Email
SteelBlue
respond, envelope, share