Thank you for viewing. This is a set of two LIHIT LAB Card File, Interchangeable (500 cards + 100 additional cards), A4 S-type, Light Green. Please consider that the items for sale are used and have been handled by someone else. If you are looking for a product in new condition, please refrain from purchasing. It has additional pockets added to the 500-card capacity interchangeable card file, increasing the capacity by 100 cards, so each file can hold up to 600 cards. It is A4 size with 30 holes and can be expanded to hold up to 700 cards. It has been used, so there are minor scratches, etc. The index stickers have unused ones on one side. Please refer to the photos for the condition.