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: Nature Breeze Lauren-02HI Women's Round Toe Side Zipper Lace Up Knee High Boot, Color:WHEAT, Size:10
Product feature: Package Dimensions: 11.9 x 11.3 x 4.7 inches, Shipping Weight: 2.8 pounds, ASIN: B00M1J7SHQ, Item model number: LAUREN-02HI, Date first listed on Amazon: July 23, 2014, Average Customer Review: 5.0 out of 5 stars 6 customer reviews
Product brand: Nature Breeze
Target attributes: Shaft Height
Answer: attribute: shaft height
value: knee high
source: product title