Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: Colonial Mills BU55 18 by 18 by 12-Inch Birmingham Storage Basket, Blue Crest
Product description: The Birmingham Collection of Indoor/Outdoor storage baskets features a variety of (6) multi colored styles, combining a bold theme color with subtle neutrals. Offered in (2) multi functional sizes: 14x14x10 and 18x18x12. A textured flat-braid construction, combined with high quality stain, fade and mildew resistant yarns ensure lasting durability and color year after year, both indoors and outdoors. Organize and store anything from pool supplies, kids and dog toys, towels, linens, fire wood, newspapers, magazines, etc. These baskets are a stylish storage option to any and all of your storage needs. Proudly made in the USA by Colonial Mills, the leader in top quality, stylish storage. Two easy-grip handles allow for worry-free handling when your on the go, or need to rearrange your space. Material: 100-Percent polypropylene. Add stylish decor and function with these beautiful, USA made storage baskets. Spot Clean with any common household cleaner.
Product feature: A Stylish Multi Colored Storage Option For All Indoor and Outdoor Needs, Top Quality 100-Percent Polypropylene Yarns and Textured Flat-Braid Construction Provide Lasting Durability Both Indoors and Outdoors, Two Durable Easy-Grip Handles Provide Worry-free Storage Handling, Proudly Made in the USA by Colonial Mills, the Leader in Quality, Color and Design
Product price: $48.79
Product brand: Colonial Mills
Target attributes: Material
Answer: attribute: material
value: polypropylene
source: product feature
attribute: material
value: polypropylene
source: product description