YayExtra - WooCommerce Extra Product Options is a user-friendly plugin to help you add product options in bulk and extra custom fields to WooCommerce product page.
It is super useful in these cases:

Case 1: Add gift wrapping options

  1. 1.
    Create an option group (e.g. Gift Wrap) and its options (e.g. Birthday, Christmas, General Celebration).
  2. 2.
    Add conditional display rules (e.g. Conditionally display a text box option called "Card message" when the customer selects "Send this as a gift").
  3. 3.
    Add price adjustments (e.g. Add an extra fee of $10 once the buyer selects "Send this as a gift" checkbox.
  4. 4.
    Apply this option set to all products that belong to "Gifts" category.
  5. 5.
    Expected result: See new gift wrapping options showing on the product pages.