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: Haggar Men's eCLo Stria Expandable-Waist Pleat-Front Dress Pant
Product description: This Haggar repreve stria pleat-front dress pant is made from a polyester and recycled polyester blend giving it a great hand and also good for the environment., Repreve Stria Gab Pleat - Cuff Dress Pant
Product feature: 77% Polyester/23% Recycled Polyester, Imported, Machine Wash, Pleated dress pant featuring hidden expandable waistband and French fly with button, Slant pockets and button-through welt pockets at back, Haggar eCLo products made with Repreve recycled fiber by Unifi, Package Dimensions: 15 x 13 x 2 inches, Shipping Weight: 2 pounds ( View shipping rates and policies ), ASIN: B002ZLOK9E, Item model number: HD00219, Date first listed on Amazon: December 5, 2012, Domestic Shipping: Item can be shipped within U.S., International Shipping: This item is not eligible for international shipping. Learn More, Average Customer Review: 4.6 out of 5 stars 645 customer reviews
Product price: $17.99 - $131.47
Target attributes: Length
Answer: attribute: length
value: None
source: None