These handy card pockets are a perfect fit for the Maruman Into-One and Make One's Day binders. They also fit the rings of most A4, B5, and A5 binders, so you can use them to add supplemental items to larger binders. The pockets are sized to hold standard American and Japanese business cards. Each sheet has two pockets and can hold up to four cards, with two cards in each slot. The slots measure 6.2 cm x 8.7 cm.

This pack contains two card pocket sheets, which together can hold up to eight cards.