Give customers clear choices without long instructions in your product descriptions. Manage product options in Shopify Admin and reuse templates across your catalogue. Link physical extras to existing variants for prices and stock. Add explanations to help customers choose, then show their selections in the cart and order. Set up the app in your theme and activate checkout protection to check required choices and linked charges.

• Reuse templates with text fields, colour swatches and conditional choices.
• Link physical extras to existing variants for current prices and stock.
• Let customers choose extra quantities, with limits based on available stock.