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Templates and Example files can be found here.
If a 3D model already exists, then you can supply this as long as it is provided in the correct format. See the link here for more info on formats.
General Dimensions of the product if physical or concept, the dimensions are necessary to maintain realism and accurate proportions.
The artwork for each product: this is the label that wraps around the product, an example of this can be found in the example/template folder.
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