The jigsaw puzzles includes 1000 pieces and measures 26.625" x 19.25" upon completion. Enclosed are 24 numbered boxes, each containing one section of the puzzle. Countdown to Christmas by completing one section of the puzzle each day in December. The perfect Advent calendar! When the season ends, simply break the puzzle apart and put the pieces in their respective boxes for more fun next year. Produced on thick, premium quality board and made with recycled materials. Precision cutting results in minimal dust.