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: McGowan's TufTop Red and Yellow Tulips Tempered Glass Cutting Board. 12 by 9 inches.
Product description: McGowan's super strong tempered glass. Virtually indestructible. Bright, exciting full color vivid images are layered between glass and vinyl backing. Non-skid feet protect your surfaces. Use as a Trivet or small cutting board - withstands heat from dishes direct from the oven.
Product feature: Tempered glass, Non-skid feet, Textured surface, Heat-resistant, Use as a trivet, cutting board or home dcor
Product price: $29.99
Product brand: Tuftop
Target attributes: Shape
Answer: attribute: shape
value: None
source: None