Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: 10 Pack - Cosmas 4114WN Weathered Nickel Rope/Scroll Cabinet Hardware Handle Pull - 3" Inch (76mm) Hole Centers
Product description: Cosmas Hardware is the way to go when designing or fixing up your kitchen or bathroom. They do not make us charge unnecessary markups for their hardware like some of the other major brands do. Therefore, giving you great hardware at a price that you can afford. Go ahead, compare, we dare you.
Product feature: High Quality Weathered Nickel Finish, Hole Centers: 3" (76mm), Overall Length: 3-3/4", Width: 7/16" --- Projection 1-1/4", Individually Polybagged with 1" Mounting Screws Included
Product price: $23.25
Product brand: Cosmas
Target attributes: Knob Shape
Answer: attribute: knob shape
value: None
source: None