Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: SCIONE Cute Lightweight Polk Dot Bookbag School Backpack for Teen Girls
Product feature: Product Dimensions: 12 x 7 x 17 inches, Shipping Weight: 1.7 pounds, ASIN: B01ER9DJSE, Item model number: AB005-Hot pink, Date first listed on Amazon: June 7, 2017, Average Customer Review: 4.0 out of 5 stars 1 customer review
Target attributes: Material
Answer: attribute: material
value: None
source: None