3D Model: A Clean 3D Mockup Of A Chocolate Bar In A Sealed Wrapper, Isolated On A White Background. The Wrapper Should Be Slightly Glossy Plastic With Realistic Folds And Sealed Edges. Show Two Versions Side By Side: One With A Plain Silver Wrapper, And One With A UV Test Grid (checkerboard With Numbers And Letters). High Detail, PBR Textures, Studio Lighting, Product Visualization Style. Suitable For Applying Custom Packaging Design.