Great for weddings, birthdays, and can also be used to store pumpkin seeds, pepper seeds, sunflower seeds, jewelry, coins, buttons and other small items. It is biodegradable, environmentally friendly. Breathable to protect crop seeds. Store crop seeds and other small items, such as keys, SD cards, etc. Made of kraft paper, good texture and durable, easy to write, stamp, print or stick stickers. Size: about 6 x 10 cm. Package includes: 100 kraft paper envelopes.