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: Jill-e Designs Clutch for Camera, Red (022738)
Product description: This patent leather clutch has a hard exterior with a one-button clam shell opening. It's perfect for a slim line camera, cell phone a few personal items.
Product feature: Patent Leather, Faux Patent Leather Body, Hard Shell Exterior to Protect Contents, Interior Configuration to Hold Cellular Phone or Camera, Detachable Gold Chain for Over the Shoulder Carrying, Detachable gold chain for over shoulder carrying, Hard shell exterior to protect valuable electronics., One button clam shell opening
Product price: $11.20
Product brand: Jill.e Designs
Target attributes: Material
Answer: attribute: material
value: leather
source: product description
attribute: material
value: leather
source: product feature