From the back of the package:
"Plunge into the adventure and mystery of the Star Wars universe with the Star Wars Gamemaster Screen. Inside are all the essential charts and tables necessary to run Star Wars: The Roleplaying Game, Second Edition. Conveniently organized for quick reference, these charts allow gamemasters to concentrate on the fun and excitement of a good game instead of flipping pages looking for rules.
As an added bonus, the 48-page book contains numerous fully detailed 'quick-start' adventure hooks for instant gaming sessions. Intended to allow gamemasters to run adventures with a minimum of hassle, these hooks provide adventure settings and detailed plots, with suggestions for gamemaster characters and other essential items. With just a few minutes preparation, these hooks can provide countless nights of Star Wars adventure."