• Materials:Made from durable recycled paper, environmentally friendly and healthy.
• Three Sizes:300 pieces - 21.5x16 in (29×40 cm),500 pieces - 20.5x15 in (52x38 cm) , 1000 pieces - 29.5 x19.7 in (75x50 cm), 2mm-thickness.
• Alphabetic Partition:The back of the puzzle has letters division by area, which can assist in completing the puzzle.
• Packing: puzzle (a reference drawing and storage bag included).
• This is a fun family collaboration gift. The puzzle game can effectively stimulate people's thinking, train their thinking, judgment and patience. It is the best gift for family and friends.