Piece together a colorful underwater scene with Mudpuppy's Ocean Illuminated 500 Piece Glow in the Dark Family Puzzle. After you complete the puzzle, turn out the lights to reveal glowing sea life surprises! - 500 pieces, reveal glow in the dark surprises! - Puzzle: 20 x 20" - Box: 8 x 8 x 2" - Puzzle greyboard contains 90% recycled paper. Packaging contains 70% recycled paper. Printed with nontoxic inks.