Puzzle pieces for one side of the puzzle have a glossy finish and other side has matte finish pieces. Galison puzzles are packaged in sturdy two piece boxes, perfect for gifting, reuse and storage. - 500 pieces - Complete puzzle: 24 x 18" - Box: 11.5 x 8.5 x 2" - Puzzle greyboard contains 90% recycled paper. Packaging contains 70% recycled paper. Printed with nontoxic inks. - Ages 8-99