One banner design in preset layouts for Google Adwords display advertising.
Main Dimensions
300 x 250 Inline rectangle
728 x 90 Leaderboard
160 x 600 Wide Skyscraper
Additional Dimensions
468 x 60 Banner
120 x 600 Skyscraper
300 x 600 Half Page
250 x 250 Square
200 x 200 Small square
336 x 280 Large rectangle
320 x 50 Mobile Leaderboard