Product and Inventory Settings

Manage how your inventory is displayed to customers by selection Product and Inventory from the right-hand menu under Store Settings.

You can manage your inventory settings under Inventory Management Settings here.

Show SKU: Toggle the radio button On if you want to display your products SKU to customers.
Show Inventory Count: Toggle the radio button On to display the remaining inventory for products.
Show In-Stock / Out-of-Stock: Toggle the radio button On if you want to let customers know when a product is out-of-stock.