LEARN MORE...Our 320 piece custom puzzle is the perfect gift for the serious puzzler, like Grandparents and Puzzle enthusiasts. Featuring 320 large puzzle pieces, each puzzle has an average size of 1 x 1 inch each, which is perfect for vision impaired puzzlers. Each piece is easy to hold and manipulate, yet challenging to do and recommended for the expert puzzler, making this a great girf for advanced puzzlers. This puzzle makes the perfect Grandparent gift that is personalized and fun. Proudly Made in America!