DL1961 is an American denim and apparel brand known for it's commitment to sustainability and vertical integration. The company's mission is to create high-quality clothing for women and men, while minimizing environmental impact through processes like using recycled materials, solar power, and water-saving technologies in its factories. The "DL" in its name used to stand for "Denim Limited," and the "1961" is a nod to the founder's birth year.