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

Input:
Product title: Levis Jeans Kyle Mens Thong Sandals Flip Flops Blue Size 13
Product description: Levis Mens KYLE CASUAL J, ROYAL, 13
Product feature: Levis Mens KYLE CASUAL J, ROYAL, 13, Product Dimensions: 13 x 11.5 x 2.5 inches, Shipping Weight: 15.2 ounces, ASIN: B00V5YE2KO, Item model number: 516433J-ROYAL, Date first listed on Amazon: March 15, 2016, Average Customer Review: 1.0 out of 5 stars 1 customer review
Target attributes: Style
Answer: attribute: style
value: casual
source: product feature
attribute: style
value: casual
source: product description