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: OKA b. Chloe Made in USA Sandal
Product description: The ergonomic footbed provides the ultimate in fit and comfort and feels great with every step.
Product feature: Rubber, Non-slip sole with ergonomically contoured insole for support and enhanced with massage beads to pamper feet with every step., Anti-microbial and odor resistant, Waterproof, dishwasher safe, Made from Signature Microplast Material, Made fairly in Buford, Georgia, Shipping Information: View shipping rates and policies, ASIN: B07CM6VMZ5, Date first listed on Amazon: March 6, 2014, Average Customer Review: Be the first to review this item
Product brand: OKA b.
Target attributes: Heel Height
Answer: attribute: heel height
value: None
source: None