Ages 12+ MADE IN THE US: Cobble Hill Puzzles are proudly manufactured in North America. RANDOM-CUT PIECES: This piece design means each puzzle piece looks different - A fun challenge. HIGH-QUALITY MATERIAL: The glare-reducing linen paper and crisp image make it a perfect piece to frame. EARTH FRIENDLY: All cardboard is made from 100% recycled material. Our ink is also vegetable based. NO INSTRUCTIONS REQUIRED: Simply use the box cover or convenient linen print poster included. Finished size is 26.625" x 39.25” Poster Size: 17.5" x 11.8" The Nature of Books features 16 of Alison Stockmarr's genius book design collages with floral elements and accented with a classic quote by Ralph Waldo Emerson.