it literally explains what they’re for in the product listing:
These labels aid your warehouse operations.
• Categorize inventory, reorder points, product dating or special instructions.
• Apply these labels to pallets, boxes and shelves for easy identification.
• Easy to write on.
just a guess, but in order for an LLM to generate or draw anything it needs source material in the form of training data. For copyrighted characters this would mean OpenAI would be willingly feeding their LLM copyrighted images which would likely open them up to legal action.