Add clean size charts to apparel and footwear product pages, plus a "find my size" fit recommender that helps shoppers pick their size — no theme code. Build unlimited charts (table, text, or image); assign by product, collection, type, tag, or store-wide default; cm/in toggle; 15 languages with RTL; 39 ready-made templates. Go further with per-variant pre-select and CSV import/export. Privacy first: no shopper data, read products only, nothing written to your theme. No layout shift on load.

• Size charts on every product page — no theme code to edit
• Assign charts by product, collection, type, tag, or store-wide default
• cm/inch auto by region, 15 languages with RTL support
• "Find my size" fit recommender, runs in the shopper's browser (Pro)
• Per-variant size mapping plus CSV import/export, lossless (Pro)