PNG SVG PSD EPS MORE
Interface
Flat
Vaadin icons
interface, Office Material, inbox
DarkSlateGray
512x512
Arrows
Arrows, outbox, Multimedia Option
up arrow, uploading, Arrows
PNG ICO ICNS MORE
Dark Glass
Folder, outbox
128x128
Photography & graphic design
3D
outbox, Folder
outbox, Email, Folder