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

Input:
Product title: America's Legacy Camo Leash, Green Army, 5/8-Inch By 5-Inch
Product description: Petmates America's Legacy Camo Leash Army Green 5/8" X 5' The design is a digital version of the camouflage of the Army
Product feature: The America's Legacy comes in 4 designs - Army, Air Force, Marines, or Navy, Portion of the proceeds goes to the US War Dogs Association., The design is a digital version of the camouflage of the Army, Each leash comes with a dog tags., Perfect length for walking your dog
Product price: $8.00
Product brand: Petmate
Target attributes: Length
Answer: attribute: length
value: None
source: None