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: Texas A&M Rolling Backpack TAMU Aggies Backpacks Bags with Wheels or School Tro
Product description: Our wheeled Texas A&M backpack or rolling carry-on bag features a sturdy telescopic handle, a double wheel base, two exterior pockets, a mesh water bottle pocket, padded shoulder straps, and two optional handles. The main compartment opens super-wide for easy accessibility. Made of durable 600 Denier Fabric and measuring 13 x 17 x 6, this is a large easy-to-use backpack with wheels for use as a rolling school bag, or travel trolley bag.
Product feature: Official Texas A&M Aggies Merchandise - Up to 12% Returned to Support Texas A&M Programs!, Durable 600 Denier fabric, Padded Back and Well Padded Straps, A TOP Unique Gift Idea! 100% Satisfaction Guaranteed!
Product brand: Broad Bay
Target attributes: Material
Answer: attribute: material
value: None
source: None