This vintage Hello Kitty thank you card set is a must-have for any fan of the beloved character. With two unique designs, this set features a blue and chartreuse color scheme and is made from a combination of paper and plastic materials. The cards are perfect for showing your appreciation for any occasion and are sure to delight anyone who receives them. Measuring at 5.5 inches in length and 4.25 inches in width, this set of cards is both compact and durable. They were manufactured in China in 2004 and are a part of the Hello Kitty franchise. These cards are not signed, but they are a great addition to any collection of animation merchandise or collectibles.