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Using Product Attributes
Attributes are the building blocks of your product catalog, and describe specific characteristics of a product. Attributes determine the type of input control that is used for product options, provide additional information for product pages, and are used as search parameters and criteria for layered navigationThe primary group of web page links that a customer uses to navigate around the website; the navigation links to the most important categories or pages on an online store., product comparison reports, and promotions. You can create as many attributes as you need to describe the products in your catalog. Other attributes such as price, are built into the core Magento platform and are referred to as “system attributes.”