This is kraft paper envelopes, which are made of and thick kraft paper, making them not easy to break and tear down. They have a wide range of applications, they can be used to storage messages, files, invitation cards, etc. Features -Color:Khaki -Material: Kraft Paper. -Size: About 10.00X7.50X0.10cm/3.93X2.95X0.04inch. - They are multi-functional, not only for storing documents, but also for loading letters, postcards, important information, and so on. - Made of , tear-resistant kraft paper, it will not be even during transportation. - The method of use is very simple, easy to use and easy to take out. -Its weight is very light, and it will not make you feel bulky when placed in a bag. - You will have a good use experience because of the perfect workmanship of this product. Package list: Mini Envelopes