This puzzle set features a beautiful stained glass design by Tiffany with 750 pieces that are still sealed. Glue stain on box as pictured Additionally, a Springbok set with 2000 pieces NOT COUNTED is included, featuring a stunning Glorious Glass design. The puzzles are made of sturdy cardboard material and recommended for ages 12 and up. The puzzle sets were made in the United States and are unmodified. With a colorful and intricate theme of art and birds, this puzzle set is perfect for puzzle enthusiasts and collectors alike.