PNG ICO ICNS MORE
Business & finance
Smooth
Office icons
suitcase, Briefcase, career
DimGray
48x48
Mixed
Basic Set
case, work, suitcase
Sienna
64x64
Shopping & e-commerce
Woothemes Ultimate Icon Set
shopping, Bag
Black
128x128
Desktop apps
One bit
work, Bag, Briefcase
Network & communications
Oxygen
commerce, shopping, paper
Peru
Siena
shopping, kirchner, Blue
WhiteSmoke
256x256
green, Bag, shopping
shopping, red, Bag
shopping, Bag, yellow