MasterPieces Glow in the Dark 4-pack Multipack 100 Piece Puzzles glow in the dark multi-pack puzzles Comes with four 100 piece puzzles in finish each the size of 8 inch x 10 inches MasterPieces - An American Puzzle & Game Company. We stand behind our products and guarantee your satisfaction Thick puzzle board ensure a tight interlocking fit Random cut puzzle pieces to create a fun experience