Perfect for bookstores and book lovers of all ages, our four Guess The Book coasters mix functional home decor with fun game for bookish friends. Each coaster features a quote and clue about the author with the answer of the book and author on the reverse sided cork backing. These coasters are packaged in the environmentally friendly patented cork tray that doubles as a trivet tray so they can be used individually protecting furniture from wet glasses or hot mugs or all together in the cork tray to protect table tops from hot pots and pans. Features: Four Coasters Designs : Sci-Fi/Dystopian Classic Books and Authors Each coaster measures 4.25" in the glossy ceramic finish with cork backing. Four coasters are packaged in a reusable patented cork tray that serves as the base for the trivet. Sets are shrink wrapped with detailed product card on the back. Coasters 4.25" x 4.25". Trivet Base 8.5" x 8.5".