White bubble envelope: the use of a shipping bag can reduce the transportation cost of the product. At the same time, these padded envelopes add more fashionable colors to make your packaging look more different. Bubble envelopes for fragile items: Our bubble envelopes are stronger than paper envelopes and protection for irregular and sharp items during transportation. You can use them to mail cosmetics, paintings, fashion accessories, jewelry, medicines, etc. The high-quality shipping envelopes are in good condition during the transportation process, so that customers receive satisfactory products. Self-sealing envelope: tear-resistant envelope, super sticky, can be pasted end-to-end, without tape reinforcement. Unless the padded envelope is torn apart, it will not fall apart during transportation, improving product packaging safety. Multifunctional bubble mailing: These can be used in offices, homes, shops, schools, and any place that needs transportation. The bubble mailing feels good and is very suitable for handwriting, marking and sealing. Size: 18x23cm Expanded size: 18x27cm Material:plastic colour:white Package Contents: 25 * Pouch Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.