SizeThe 1000 jigsaw puzzles for adults of "Big Ben" contains 1000 pieces puzzles and a poster. Finished size are 70*50cm/27.56" x 19.69". Recommend for children age of 14 and up. Benefits for peopleDevelop hand-eye coordination, fine motor skills, problem solving, shape recognition, memory, and task completion. Puzzles can effectively inspire people's thinking, train their thinking, judgment and patience. Material 1000 piece jigsaw puzzles are made of Eco-friendly non-toxic material, sturdy and durable. each is precision made so that every piece fits perfectly.The round edges are safe for your little ones SPECIAL GIFT If youre looking for something special as a gift, dont miss this interesting and challenging puzzle. It will never go out of style, perfect presents for Birthdays, Christmas, Graduation, etc Decorate Your Homebuilding this puzzles for adults 1000 pieces together can become a new family tradition after you finished the puzzles, you can frame it and hang it on the wall to decorate your home, make your home more beautiful and warm!