A4 size, excellent quality Business card Organizer holds 500 cards. 25 sheets of 20 card pockets. Ultrasonic welted pockets for durability. Non- stick polymer recipe, name card will not stick to plastic. 10 part divider with insertable pocket on tabs. Index tickets for tabs provided Write & classify cards in subjects such as buyers, suppliers, friends, area wise customers city wise cards etc. Expandable by adding more sheets. Strong 4"D" ring clip with paper stopper. Extra thick polyboard for holding over 500 cards. Just pull one pocket from the ring binder to take photocopies & forget the fear of loosing cards, if taken out from pockets. Spine Label for easy identification.