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: Under Armour Women's UA Radar III Softball Batting Gloves
Product description: HeatGear on back of hand adds superior moisture management and 4-way stretch. Digital embossed synthetic overlays add support, structure, and grip without losing flexibility. Goatskin leather palm delivers soft comfort without sacrificing grip and durabi
Product feature: HeatGear on back of hand adds superior moisture management and 4-way stretch, Digital embossed synthetic overlays add support, structure, and grip without losing flexibility, Goatskin leather palm delivers soft comfort without sacrificing grip and durability, Palm side finger perforations for increased breathability, Contoured wrist closure offers a comfortable, custom fit
Product brand: Under Armour
Target attributes: Size
Answer: attribute: size
value: None
source: None