What is "uline"

Uline is a distributor of janitorial, industrial, packaging and shipping materials to businesses throughout North America. Uline ships their products from ten distribution centers across North America: Chicago, IL; Minneapolis, MN; Breinigsville, PA; Los Angeles, CA; Atlanta, GA; Dallas, TX; Seattle, WA; Toronto, ON, Canada; Edmonton, AB, Canada; Tijuana, Mexico and Monterrey, Mexico. Their corporate headquarters is in Pleasant Prairie, WI.