This is actually a 3" x 3" pouch that you can use to seal the minimum. A standard size business card will not fit in either direction. I bought these to attach a business card to a 3x3 magnet. It looks like it could have been made for a 3x3 magnet.
π¦ 200 Pcs 3x4 Crystal Clear Resealable Cellophane/SelfSeal Bags β Convenient Packaging Solution for Various Items
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