In an embodiment, a method includes receiving one or more attribute location inputs. Each attribute location input identifies a location within a product image depicting a customizable product. The method includes receiving an attribute definition for each of the one or more attribute location inputs. The method also includes storing customization information that associates the locations specified in the location inputs with attribute definition information included in the respective attribute definition. In another embodiment, a method includes causing the display of a product image depicting a customizable product. One or more locations within the product image are each associated with a respective customizable attribute. The method includes causing the display of an attribute image representing a particular customizable attribute associated with the particular location in association with a particular location of the one or more locations within the product selection image.