Jigsaw puzzle for grown-ups. This wooden jigsaw puzzle is cut with a unique geometric piece design featuring a vivid, colorful rainbow image. Laser cut from high-quality 3/16" birch and basswood ply. This design is 326 pieces, but don't let the piece count fool you, it's pretty challenging! With the straight-edge geometric cuts, you can't just start with the border and work your way in. Measures 11" x 16” completed. Handmade in a little workshop in Washington State, USA.