Size variant dropdown in Dawn theme

Topic summary

Main issue: The poster wants to add a Size dropdown variant to products in the Dawn theme and needs guidance on using metafields and theme schema to display it in the UI.

Key details:

  • Requests steps to create a product metafield for size and surface it on the product page.
  • Comfortable with HTML/CSS but unfamiliar with Shopify theme schemas (the JSON settings that control section options) and metafields (custom data fields attached to products).

Status and outcomes:

  • No solutions or implementation steps have been provided yet.
  • No code, images, or attachments are included.
  • Discussion remains open with unanswered questions on how to set up the metafield and integrate it into the Dawn product template UI.
Summarized with AI on December 14. AI used: gpt-5.

Hi, I want to add Size dropdown variant to my products in Dawn theme. How do I create a metafield and display it in the UI? I am familiar with HTML, CSS but not creating schemas.