PITTARI! centralizes the creation and management of size charts. Build guides in clicks using 39 preset templates for apparel, shoes, jewelry, furniture, and more. Saved as Shopify Metaobjects, your charts render natively within your theme without external scripts, ensuring zero impact on page speed or Core Web Vitals. Link one chart to multiple products so updates reflect instantly across your store. With one-touch cm/inch switching, you can easily serve both local and global customers.