The Frank Lloyd Wright Saguaro Forms & Cactus Flowers Greeting Card Puzzle from Galison is a 60-piece postcard puzzle featuring Wright's colorful and iconic geometric design. The package comes with the puzzle fully assembled. Write the message on the back, break up the pieces, place in the envelope, and mail.- A greeting card and puzzle in one!- Size: 5.5 x 7.375 x 0.375", 140 x 187 x 10 mm- 60 Piece Puzzle- Sticker Seal- Colored EnvelopeThe Frank Lloyd Wright Saguaro Forms & Cactus Flowers Greeting Card Puzzle from Galison is a 60-piece postcard puzzle featuring Wright's colorful and iconic geometric design. The package comes with the puzzle fully assembled. Write the message on the back, break up the pieces, place in the envelope, and mail. - A gThe Frank Lloyd Wright Saguaro Forms & Cactus Flowers Greeting Card Puzzle from Galison is a 60-piece postcard puzzle featuring Wright's colorful and iconic geometric design. The package comes with the puzzle fully assembled. Write the message on the back, break up the pieces, place in the envelope, and mail. - A g