Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Heys Usa Zcase 29" Spinner Hardside Case - Plum
Product description: A reflective, metallic high gloss finish shows off your fashion sense about travel. The shell of the zCase is built from polycarbonate composite with a high gloss metallic finish, making it both durable and flexible so that when under stress, it flexes to absorb the impact and then returns back to its original shape.
Product feature: When under stress, flexes to absorb the impact and then returns back to its original shape, Modern aluminum telescopic handle system, Push-down locking for easy, single-hand use, Cushioned TPR grip for comfort, Four dual wheel spinner system
Product brand: Heys
Target attributes: Mobility
Answer: attribute: mobility
value: spinner
source: product title
attribute: mobility
value: spinner
source: product feature