PNG ICO ICNS MORE
Desktop apps
Smooth
Prime Dock Icons 2
photoshop, adobe
Black
512x512
Nature & outdoors
Gaia 09
photoshop
256x256
170 dock icons
Adobe CS 5 Icon Set: Fold
adobe, photoshop
Files & folders
DelliOS System Icons
Folder, photoshop
Photography & graphic design
Lumina
400x400
Mnml
photoshop, Ps, Feather
128x128
Obsidianus