DEMO / ORIGINAL FICTIONAL PRODUCT / CONCEPT REVIEW NOTES FOLD & FIELD / FF-W210 / Bakery window box Internal size: 210 × 140 × 70 mm — example Structure: Windowed paperboard carton Closure: Hinged tuck-lid concept Window: Clear film / material to agree Print surface: Lid border and exterior sides Packing question: Pastry fit / clearance / stacking Sample reference: Fit and presentation mock-up Approval scope: Window attachment / market evidence Review questions: How is pastry fit checked? What evidence is needed for the window? Where can artwork sit? No production drawing, certificate, test report or supplier offer is provided. All values are illustrative.