Package Content: You will receive 50pcs heart closure envelopes and 50pcs blank cards. The quantity is ample to satisfy your demands of daily use. Size Details: After folded, the small envelopes measure about 10.5 x 7cm/ 4.1 x 2.8 inch. The blank small cards measure about 9 x 5 cm/ 3.5 x 2 inch. The size is just right for you to write blessing words and express your inner feelings to friends and family. Fun of DIY: The envelopes and cards are all blank, so you can freely write, draw, graffiti anything you want. You can make your envelopes and cards personalized and interesting. The mini envelopes are easy to get assembled without glue or cord needed.