Kirkland Signature Ultra Clean Laundry Detergent Pacs or Powder

Kirkland Signature is the house brand of Costco Wholesale Corporation. The product shown is a heavy-duty laundry detergent, likely the powdered variant given the instructions for scrubbing pavement and driveways. The brand was launched in 1995 as a way for Costco to provide high-quality items at a lower price point than national brands. Most Kirkland Signature household chemical products, including their detergents, are manufactured in the United States by third-party suppliers who produce according to Costco's specific quality standards. This particular detergent is designed for versatility, including heavy-duty outdoor cleaning for garages and walkways as mentioned in the instructions.