Wooden Bookmark by Steamy Tech - Bubbles Design - Steampunk Inspired Book Marks with Real Working Gears Unique Bookmark with Wooden Gears that Move! Made by Steamy Tech. Made out of wood, the bookmark is semi-flexible. Gears up top stick out of book. You can twist and turn the gears! Bookmark measurements: 7 inches long, 1.7 inches wide. Very lightweight, it weighs under 1 ounce. Steamy Tech Products are cut using Full Spectrum lasers. Proudly Designed and Made in the USA! Other Bookmark designs available in both wood and leather!