EuroGraphics Irises by Vincent van Gogh 1000-Piece Puzzle. Box size: 10" x 14" x 2.37". Finished Puzzle Size: 19.25" x 26.5". As were many of Van Gogh's works, Irises were influenced by Japanese ukiyo-e woodblock prints. In 1987 Irises became the most expensive painting ever sold. Ensuring a snug fit and hours of relaxing enjoyment. Premium Quality: Crafted with premium blueboard and a linen finish for a durable, glare-free experience. Eco-Friendly:Manufactured using recycled and responsibly sourced materials.