Facebook Product Default

This feed format is classified within the Facebook E-Commerce manager as a Product or Retail type of feed format.

id	Product Identification number/ SKU
availability	This shows if your vehicle / product is in or out of stock
condition	Vehicle or Product Condition. Classifications include: new, used, or certified
description	Condition Of Product, Year, Make, Model
image_link	Picture taken of the PDP (Product Description Page) that represents product
link	Link to VDP (vehicle detail page) or To PDP (Product Description Page)
title	Condition Of Product, Year, Make, Model and trim
brand	Vehicle Make (ex. Honda)
price	The amount the vehicle/ product is worth
product_type	Range of vehicle body types the vehicle could be (ex. Car_ Truck)
google_product_category	Google-defined product category for your product Must use Google's product taxonomy
stock_number	Dealership's own designation of the car on their lot.

Facebook allows the addition of 5 custom attributes or called custom label. These are identified as the following attributes:

Hoot can assign specific attributes to one of these columns to better help segment vehicle or product segments

Hoot Documentation