Variations are different options within the same listing. Variations allow buyers to make their selection based on different attributes including size, colour, or other characteristics from the same product on a single detail page.
Click here for steps on how to create or edit Variations on Seller Centre.
Me > Selling > Add New Product or Edit an existing product
You may add up to 2 tiers of Variations (i.e. colour & size)
Once you've set your Variations, click Next: Set Stock & Price
Set your desired stock and price for each Variation & tap save!