Biscuits Bundles App provides 4 product card styles to choose from.

There are also two settings on the bundle that will impact how your product card appear on your site.

Discount Type "Fixed"

If your bundle discount type is "Fixed" you wont see price displayed visually on the product card, however you can make them visible again with custom css. See below.

Quantity Type "Fixed quantity for all options"

If your bundle step quantity type is "Fixed quantity for all options", you wont see a quantity picker displayed visually on the product card. However you can make them visible again with custom css.