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: KEEN Sunport Sandal (Toddler/Little Kid/Big Kid)
Product description: Lightweight and light hearted, this colorful sandal makes it easy for the whole family to slip into the comfort of KEENs. Molded entirely from EVA, the Sunport offers the adjustable fit and toe protection growing feet need in a lightweight sandal that's a great value. Die cut rubber outsole pods offer increased durability and protection for wherever little feet roam. Features adjustable closure system, Anti Odor Anatomical textured footbed, non marking rubber outsole, and toe protection., From beaches to mountains to city streets, Keen believes the outdoors is anyplace without a ceiling. Keen believes in living a HybridLife, which means being part of a greater community that is full of people who create possibilities, play in the outdoors and care for the world around them.
Product feature: 100% Synthetic, Synthetic sole, Lightweight injection EVA construction, Package Dimensions: 11.8 x 5.9 x 3.2 inches, Shipping Weight: 1.95 pounds, ASIN: B0035JZVZW, Item model number: Sunport-625, Date first listed on Amazon: August 1, 2008, Domestic Shipping: Item can be shipped within U.S., International Shipping: This item is not eligible for international shipping. Learn More, Average Customer Review: 3.1 out of 5 stars 291 customer reviews
Target attributes: Boot Style
Answer: attribute: boot style
value: None
source: None