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: Harley-Davidson Men's Embroidered Bar & Shield Billfold Wallet, XML4336-ORGBLK
Product description: Harley-Davidson Men's Embroidered Billfold Wallet, XML4336-ORGBLK. Made of black pebbled Genuine leather with full color orange, black and cream Bar & Shield logo. Interior features, 4 credit card slots, ID card slot and cash slot. Size: 4.25" L x 3.5" H.
Product feature: 100% Leather, Harley-Davidson Men's Embroidered Billfold Wallet, Black pebbled Genuine leather, Embroidered orange Bar & Shield logo, Interior features 4 credit card slots, ID card slot and cash slot, Size: 4.25" L x 3.5" H, Shipping Weight: 8 ounces ( View shipping rates and policies ), ASIN: B01C7ROVZI, Item model number: XML4336-ORGBLK, Date first listed on Amazon: February 25, 2016, Average Customer Review: 4.4 out of 5 stars 8 customer reviews
Product price: $26.93
Product brand: Harley-Davidson
Target attributes: Pattern
Answer: attribute: pattern
value: None
source: None