PNG SVG PSD EPS MORE
Interface
Flat
Marketing
inbox, miscellaneous, interface
Black
512x512
Qvadrons
interface, mail, outbox
Basic Elaboration Icons
inbox, interface, outbox
interface, outbox, tray
Mailing, interface, tray
tray, inbox, outbox
Mailing, inbox, tray
mail, tray, interface
Mailing, tray, inbox
outbox, tray, interface
interface, mail, Mailing
Mailing, outbox, tray
Miscellanea Set
inbox, Mailing, tray
Vaadin icons
interface, Office Material, inbox
DarkSlateGray
Bitsies
outbox, interface, square
70 Various Icons
Office Material, interface, tool
General UI
mail, upload, interface
Universal Interface
Arrow, interface, up arrow
Admin UI
Email, tray, outbox
Hand Drawn
outgoing, mails, emails
Icomoon Free 2
interface, outbox, uploading
iOS7 Ultralight 2
files, outbox, interface
iOS7 Premium Fill 2
inbox, uploading, interface
iOS7 Black
Work Tools, Trays, outbox