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: Susan Graver QVC Petite Peachskin Pull-on Pants Assorted Colors
Product description: Susan Graver QVC style peach skin pull on pants in 5 colors: Navy Blue, Black, Chocolate, White and Khaki. 100% easy care polyester.
Product feature: 100% easy care polyester, By Susan Graver, QVC Style, Petite Peach Skin Pull On Pants, Made in USA, 100% Polyester, Package Dimensions: 10.7 x 6.4 x 2.3 inches, Shipping Weight: 9.6 ounces, ASIN: B00MJ61ZX4, Item model number: RN 87935, Date first listed on Amazon: August 8, 2014, Average Customer Review: 3.7 out of 5 stars 9 customer reviews
Product brand: Susan Graver
Target attributes: Length
Answer: attribute: length
value: None
source: None