336 Unique and 38.304 icons fully editable vector (ai, xaml, design, swf, fh11) formats and many raster (ico, psd, png, bmp, gif, jpg, icns) formats.
The Windows icon Collection Set is ideal for system software, security software, utilities software...
Next-generation Icons for web and Windows.
Developers and designers with a unified programming model for building rich Windows smart client user experiences that incorporate user interface, media, web and documents.

Graphics Vector formats included
Adobe Illustrator (.ai), Microsoft Design (.design) Xaml (.xaml), Adobe Flash (.swf) Adobe Freehand (.fh11)

Graphics Raster formats ( Normal, Hot, Disabled States)included
Icon (.ico), Adobe Photoshop Layered(.psd) Portable Network Graphics (.png), Bitmap (.bmp), Mac Icon (.icns), Jpeg (.jpg), Graphics Interchange Format (.gif)

Sizes included
16x16, 24x24, 32x32, 48x48, 64x64, 72x72, 128x128, 256x256, MultiSize:16x24x32, MultiSize:16x24x32x48

Ico:16x16, 24x24, 32x32, 48x48, 256x256(Vista) 16x24x32, 16x24x32x48
Psd:257x257
Png:16x16, 24x24, 32x32, 48x48, 64x64, 72x72, 96x96, 128x128
Bmp:16x16, 24x24, 32x32, 48x48
icns:16x24x32x48
Jpg:16x16, 24x24, 32x32, 48x48, 64x64, 72x72, 96x96, 128x128
Gif:16x16, 24x24, 32x32, 48x48, 64x64, 72x72, 96x96, 128x128

Total File Unit
38.304

• Vista Controls Icon Collection 1
  83 Unique and 9

• Charts Icon Collection 1
  38 Unique and 4

• Battery Icon Collection 1
  25 Unique and 2

• Animations Icon Collection 1
  67 Unique and 7

• Animals Icon Collection 1
  372 Unique and 42

• Database Icon Collection 2
  142 Unique and 16

• Business Icon Collection 2
  201 Unique and 22

• Document Icon Collection 2
  56 Unique and 6

• Core Icon Collection 2
  179 Unique and 20

• Multimedia Icon Collection 2
  112 Unique and 12