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

Input:
Product title: Carrera carrera18 010 Palladium Carrera 18 Aviator Sunglasses Lens Mirrored
Product description: The icon of the car racing world, Carrera sunglasses have an athletic and hip look that are ideal for an active lifestyle and any outdoor activity . Casual in their design, Carreras go best with jeans and a T-shirt and are timeless and sophisticated accessory that can bring edge to its wearer.
Product feature: Metal frame, mirrored, Sunglasses, Package Dimensions: 6.4 x 3 x 2.8 inches, Shipping Weight: 3.52 ounces, ASIN: B005SG4QBU, Item model number: CARRERA18-010IC-99, Date first listed on Amazon: November 4, 2011, Average Customer Review: 5.0 out of 5 stars 1 customer review
Product brand: Carrera
Target attributes: Silhouette
Answer: attribute: silhouette
value: aviator
source: product title