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: Black Cat Pet Collar kitten Velvet Bow Tie Neck Safety Bowtie With Bell by JUNDA
Product description: This awesome collar has a adjustment size holes.It's either too loose or too tight, no in between. Other than that, it's great quality and looks so good on your pet.What's more, it's with a bell,If your pet is walking or running, you will clearly hear the bell sound! Item Type:Velvet Bow Tie Collars with bell; Material:Fabric; Main Colour:Black,Blue,Brown,Pink,Purple,Red; Size: Width:1cm,Length:30cm; Adjustable neck circumference: 20-30CM (excluding elastic stretch); If your pet is walking or running you will clearly hear the bell sound. Package Includes: 1 x Cute Velvet Bow Tie Collar with Bell
Product feature: Velvet Bow Tie Collars with bell;
Product price: $2.09
Product brand: DaJun
Target attributes: Size
Answer: attribute: size
value: None
source: None