Instruction: First, identify the target attributes from the provided list. Then, scan the product title, description, feature, and brand to extract the values associated with each target attribute. Finally, create a list of dictionaries, each containing the extracted attribute, its corresponding value, and the source where it was found.

Input:
Product title: New Disney Cartoon Frozen Mickey Character Stampers Self-inking Stamps / Stampers Party Favors 24 Counts (Style 1)
Product description: OFFICIAL LICENSED STAMPERS PERFECTLY FOR PARTY OR SCHOOL DISNEY FROZEN SELF-INKING STAMPERS APPROXIMATELY 1.5" 24 ASSORTED STAMPERS IN (EACH BOX)
Product feature: OFFICIAL LICENSED STAMPERS, PERFECTLY FOR PARTY OR SCHOOL, DISNEY FROZEN SELF-INKING STAMPERS APPROXIMATELY 1.5", 24 ASSORTED STAMPERS IN (EACH BOX)
Product price: $10.99
Product brand: Disney
Target attributes: Material
Answer: attribute: material
value: None
source: None