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: Rasta Imposta Baby Boys' Walrus
Product description: The walrus costume is one our most lovable costumes. The one piece costume with hood converts you from regular guys to wally the walrus. Big costume provides big laughs.
Product feature: 100% Polyester, Imported, Hand Wash, Head and tunic, This is an original Rasta Imposta costume, Product Dimensions: 16 x 3 x 13 inches, Shipping Weight: 1 pounds ( View shipping rates and policies ), ASIN: B00VENBR40, Date first listed on Amazon: September 1, 2015, Average Customer Review: 5.0 out of 5 stars 2 customer reviews
Product price: $12.95 - $41.55
Product brand: Rasta Imposta
Target attributes: Toddler Department
Answer: attribute: toddler department
value: None
source: None