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: KES Cabinet Pull Handle Solid Metal 96mm or 3.8" Hole Center Brushed Nickel, 10 Pack, HHP301S96-P10
Product description: SPECIFICATIONS -Material : Zinc Alloy -Finish : Brushed Nickel Package Includes Pull Handle X 10 Buy from KES Solid metal construction, ensuring quality and longevity Beautiful chrome finish 15-days return guaranteed
Product feature: 10 Pieces, Solid metal construction, 96mm or 3.8-Inch hole center, 136mm or 5-2/5-Inch overall length, Brushed nickel finish
Product brand: Kes
Target attributes: Knob Shape
Answer: attribute: knob shape
value: None
source: None