System Packaging Company is your source for plastic bags for a variety of applications – from furniture and mattress bags to tarps and trash can liners to zip lock bags, we carry them all. We are a master distributor of poly bags and we stock all of our bags in our Los Angeles warehouse. With a combined 40 years of experience in packaging, our family-owned and operated company offers fast, friendly, and reliable service to businesses and individuals across the country. As an environmentally conscious company, System Packaging also makes it a priority to offer only the most eco-friendly materials and supplies, while never compromising product quality.