PNG ICO ICNS MORE
Social media
Smooth
Vector Social Media Icons
ovo, Digg, 32x32
DarkGray
32x32
Desktop apps
Pixel
Diagona Icons
Minus, 32x32, less
16x16
Shopping & e-commerce
3D
Shopping cart
32x32, shopcartadd
32x32, shopcartapply
shopcartexclude, 32x32