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: DQQ Women's Apricot Thong Flat Sandal 7.5 US
Product description: Womens flat sandal and flip flop featruing beaded and rhinestone details.Style it with a maxi dress or skirt for a casual,trendy look,it is a good choice for daliy wear,wherever you go,just take it! I pair of women sandals
Product feature: fabric-and-leather, Imported, TPR sole (thermo plastic rubber), Hand-made fully colorful gemstones beads, Elastic buckle can control the size easily and the rubber outsole makes for a comfortable step?, Durable breathable and easy matching, Bohemian style thong flat, Shipping Information: View shipping rates and policies, ASIN: B01DA03TF4, Item model number: DQQ-JINXF-148-A5-2-38, Date first listed on Amazon: March 22, 2016, Average Customer Review: Be the first to review this item
Product price: $29.99
Product brand: DQQ
Target attributes: Heel Height
Answer: attribute: heel height
value: flat sandal
source: product title
attribute: heel height
value: flat sandal
source: product description
attribute: heel height
value: flat
source: product feature