SKU is the abbreviation of “Stock Keeping Units”. SKU is the unique code of a product that can be numbers, letters or a combination of both of them.
The “SKU” of a product can be like the following items:
Product SKUs are used in a variety of departments such as warehouse, retail, e-commerce, production and packaging, sales and product tracking, product analysis, and product management. Each company uses a specific method to define the product SKU code. But the most common way is to be defined in such a way that contains all product features.