Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: Buxton Vinyl Window Inserts for Billfold Wallets with Wing Bar, Clear
Product description: These vinyl replacement windows are meant to be used with most billfold wallets that have a center wing bar. Add extra storage to your wallet as well as keep a spare key or 2 in the special slots provided, incase you ever get locked out of your car or home.
Product feature: Plastic, Imported, Replacement window inserts for wallets with center wing bars, Dimensions: 3.75 inches x 2.75 inches, 2 - 4 card/photo window replacement wings and 1 spare key and card slot wing, Synthetic, Product Dimensions: 5.3 x 3.3 x 0.3 inches, Shipping Weight: 0.32 ounces ( View shipping rates and policies ), ASIN: B00523T0TC, Date first listed on Amazon: May 23, 2011, Average Customer Review: 3.6 out of 5 stars 41 customer reviews
Product price: $6.49
Product brand: Buxton
Target attributes: Pattern
Answer: attribute: pattern
value: None
source: None