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: Navy NAVY Short Sleeve T-Shirt with gold print
Product description: Military Style Physical Training Navy T-shirt. Features the old style "NAVY" on the front chest in gold ink. Taped neck and shoulders. Double-stitched sleeve and bottom hems, quarter-turned body.
Product feature: Cotton-blend, Military Style Physical Training Tee, Breathable 5.3 Ounce fabric, Double-needle stitching, Cover seamed neck; shoulder-to-shoulder tape, Contact us for bulk sales, Shipping Information: View shipping rates and policies, ASIN: B07BL2BNDH, Item model number: PA-1155, Date first listed on Amazon: October 1, 2013, Average Customer Review: 4.2 out of 5 stars 79 customer reviews
Product price: $13.99 - $18.99
Product brand: ZeroGravitee
Target attributes: Sleeve Style
Answer: attribute: sleeve style
value: short sleeve
source: product title