Magento 2 by default supports multiple types of products within the catalog, to help you choose the best products for your online stores. These product types are Simple, Configurable, Grouped, Virtual, Bundle, and Downloadable products.
A bundle product is one of the product types that comes with Magento 2 by default. It's is a group of items that consist of simple and virtual product types. Each item in the bundle is a standalone product.