Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Men's Underwear Classic Boxer Brief 2 Pack Styled By Jockey
Product description: Stock-up with this 2-pack value! Topping the A-list of comfort, this boxer brief represents the perfect union between your favorite boxers and reliable briefs. With just the right amount of support and tons of cotton comfort you can't go wrong with this pick. Same coverage as a brief with a short 1.5 inch inseam. Vertical fly and elastic waistband provide the best in functional style. Classic and refined, fill your drawers with this must-have basic. Fabric Content: 100% cotton. Imported.
Product feature: 100% Cotton, Machine Wash, 100% cotton. Machine wash and dry. Imported., step into a pair of classic boxer briefs for all day comfort and support, men's boxer briefs sit at your natural waist, offering full coverage, cotton fabric offers a stay dry finish to keep you dry, ASIN: B00K7G9WTW, Item model number: 9905, Date first listed on Amazon: May 8, 2014, Average Customer Review: 4.0 out of 5 stars 1 customer review
Product brand: Standard Issue
Target attributes: Pattern
Answer: attribute: pattern
value: None
source: None