Instruction: Parse the product information to locate the target attribute, and then provide the extracted value of the target attribute and its source in the output, specifying None if the attribute is not present.

Input:
Product title: Via Spiga Women's Rivet Pump
Product description: Via Spiga takes its name from a legendary street in Milan. The shoes are steeped in a heritage of pure Italian designs, leathers and materials. The entire collection has a feel of amped up femininity, for women who like to command attention when they walk down the street, even if that street isn't in Milan.
Product feature: 100% Leather, Leather sole, Heel measures approximately 3 1/2", Package Dimensions: 12.1 x 6.2 x 4.1 inches, Shipping Weight: 2.05 pounds, ASIN: B001A6H6F0, Date first listed on Amazon: August 18, 2008, Domestic Shipping: Item can be shipped within U.S., International Shipping: This item is not eligible for international shipping. Learn More, Average Customer Review: 5.0 out of 5 stars 1 customer review
Target attributes: Type
Answer: attribute: type
value: shoes
source: product description