1.Our passport photo holder is made of 250g cardboard, which is sturdy and durable; These folders can protect the security of your passport photos, without folding, creasing, or damage; 2. A set of 100 passport photo holders is sufficient to meet the demand for a large number of photos. 3. Appropriate size for passport photos: The appropriate size for these 2x2 passport photo holders is 5.31 x 3.54 inches/13.5 x 9 centimeters, making them convenient for storing domestic and international passport photos. Choose this size to fit standard passport size photos, ensuring that the photos are fully protected. 4.The back of the passport photo folder provides customers with relevant procedures and information about passport photos, ensuring your service and allowing your customers to fully understand the situation. 5. These photo folder folders can securely place photos for customers, making photo selection easy.