[Add-on Item] Add Invisible Magnetic Snap for Card Holder / Business Card Holder

Custom Add-on: Four-Button Snap (for Business Card Holder / Card Holder) [Please check out with the main product to avoid multiple shipping fees.] Custom Add-on: Installed Magnetic Snap (for Business Card Holder / Card Holder) . This item is the "add-on fee" for a "custom magnetic snap," and does not include the wallet/leather goods shown in the product photos. Product photos are for illustrative purposes only. . Please feel free to contact the designer to confirm customization details and pricing. Do not place an order for this item alone. . This add-on item is applicable for purchase together with the following main products: https://www.pinkoi.com/product/4RZrenLT (▸ Minimalist Dual-Slot Business Card Holder) https://www.pinkoi.com/product/aZV46u8f (▸ Color-Block Dual-Slot Business Card Holder) https://www.pinkoi.com/product/u6gcShH6 (▸ Color-Block Triple-Slot Business Card Holder) https://www.pinkoi.com/product/wX2KfGwJ (▸ Minimalist Quad-Slot Business Card Holder) https://www.pinkoi.com/product/UwkMNFQX (▸ Color-Block Quad-Slot Business Card Holder) https://www.pinkoi.com/product/AntppnMU (▸ Color-Block Six-Slot Business Card Holder)