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: Bonnie Jean Big Girls' Dress Stretch Velvet Bodice To Drop Waist Taffeta Skirt
Product description: Stretch velvet bodice to drop waist taffeta plaid skirt with lurex
Product feature: Dress Bodice: 90% Polyester/10% Spandex; Skirt: 91% Polyester/9% Metallic; Underskirt/Band/Bow: 100% Polyester; Exclusive Of Decoration, Machine Wash, Decorated with a pink bowed sash with sparkle buckle, Machine wash cold gentle cycle separately wash inside out remove promptly do not bleach line dry do not iron, Underskirt, Package Dimensions: 12.3 x 10.1 x 2.3 inches, Shipping Weight: 6.4 ounces, ASIN: B0058MXVOM, Item model number: X49297, Date first listed on Amazon: November 1, 2011, Domestic Shipping: Item can be shipped within U.S., International Shipping: This item is not eligible for international shipping. Learn More, Average Customer Review: 4.5 out of 5 stars 2 customer reviews
Product brand: Bonnie Jean
Target attributes: Length
Answer: attribute: length
value: None
source: None