This wooden jigsaw puzzle is cut with our nautilus spiral design featuring a colorful abstract image by Shandra Smith. It's laser cut from high-quality 3/16"" birch and basswood ply. This design is 160 pieces and it's challenging! The spiraling pattern gives a bit of a guide, but some pieces can be tricky!The dimensions of the completed puzzle are about 8.5" X 11". Each puzzle comes within a zippered bag, wrapped in tissue, inside a pretty, glossy box with magnetic closure.