This product is suitable for the promotion of the snack packing items. When the children open the snack packing,they can find their favor puzzle cards for playing. And it can advance the intelligence of our children as well. on the cards, except the images which can attract children's attention, you can put on your advertising logos, words which can be remembered deeply into the children's mind.

So as a giveaway card, it's really a good advertising and promotion method.