To locate the stock number for any product, begin by adding the desired items to your  online shopping cart. Once your cart is populated, proceed to the  checkout process. On the "Customer Information" page – typically found as an early step in the checkout flow – direct your attention to the  right-hand side of the screen. Look for a clickable link labeled "Show details." Clicking this will expand the product  information, making previously hidden attributes, including the crucial stock numbers