Twitter Icon
Round App Icons
Commercial usage: Not allowed
Uplay Icon
uTorrent Icon
Word Icon
Disabled Inbox Icon
Network and Security Icons
Hot Inbox Icon
Regular Inbox Icon
Grey Breeze Open Mail Icon
Breeze Envelope Icons
Commercial usage: Allowed
Envelope 1 Icon
Mail Icons
Envelope 2 Icon
Envelope 3 Icon
Envelope 4 Icon
Envelope 5 Icon
Envelope 6 Icon
Folder My Video Apps Icon
Windows 8 Metro Invert Icons
Windows 8 Metro Icons
Actions Edit Delete Mail Icon
Human O2 Grunge Icons
Places Human Folder Mail Icon
Places KDE Folder Mail Icon
Places Manilla Folder Mail Icon
Places Orange Folder Mail Icon
Human-O2 Icons
Actions Folder Sent Mail Icon
Crystal Clear Icons
Filesystems Folder Sent Mail Icon
Tweeter Icon
Oxygen Icons