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: Rubie's Costume Co Men's Scary Clown Mask
Product description: Give everyone a fright in this scary clown mask with wig. Rubie's Costume company has been bringing costumes and accessories to the world since 1950. As the world's costume leader, we take seriously the mission to make dressing up fun. Mascots, rental quality costumes, masks, wigs, accessories, shoes, and every significant licensed costume you would ever want to wear can be found under the Rubie's brand. Still family owned and still family focused, Rubie's brings you fun for every season Halloween, Christmas, mardi gras, Easter, and all in-between.
Product feature: 100% Polyester, Imported, Hand Wash, Scary clown mask with wig, Rubie's offers holiday and novelty costumes and accessories in sizes and styles for the entire family, One size fits most adults, Great for Halloween, cosplay, and other fun costume occasions, You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition., Read the full returns policy, Go to Your Orders to start the return, Print the return shipping label, Ship it!, Package Dimensions: 1 x 1 x 1 inches, Shipping Weight: 5.1 ounces ( View shipping rates and policies ), ASIN: B00U8NZJU0, Date first listed on Amazon: June 3, 2015, Average Customer Review: 3.9 out of 5 stars 13 customer reviews
Product price: $5.16
Target attributes: Variety
Answer: attribute: variety
value: clown
source: product feature
attribute: variety
value: clown
source: product description
attribute: variety
value: clown
source: product title