Expression Studio 4 Ultimate opens up a new world of possibilities. Its professional design tools let you realize your vision−whether you're designing for standards-based web sites, rich desktop experiences, or Silverlight.

Expression Studio 4 Web Professional includes a complete set of professional design and development tools for creating modern standards-based web sites, streaming video, and web graphics.
It includes three professional applications that work together: Expression Web, Expression Encoder, and Expression Design.