https://woocommerce.com/products/product-add-ons/

WooCommerce Product Add-ons helps you add extra options to products which your customers can select from, when adding to the cart, with an optional fee for each extra option. Add-ons can be checkboxes, a select box, or custom text input.Create additional product personalization optionssupports required fields, text areas, checkboxes, radios, select boxes, custom price inputs and file upload boxes.

Changelog

* Important: New - Product Add-Ons now requires Product Bundles 7.0+.

* Important: New - Product Add-Ons now requiresComposite Products 9.0+.

* Tweak - Reveal add-on subtotals only when an add-on has been selected in products with only optional add-ons.

* Fix - Resolved a PHP error that can occur when multiple choice add-on's value is empty

* Fix - Resolved a PHP error that can occasionally occur when using WooPayments