Theory is a contemporary fashion brand that was founded in 1997 in New York City by Andrew Rosen. The brand is known for its modern, minimalist aesthetic and high-quality, versatile pieces that are designed to last beyond any trend. Theory focuses on creating a wardrobe of essential pieces that can be mixed and matched to create effortless, sophisticated looks for the modern urban professional. The brand's commitment to sustainability is reflected in their use of eco-friendly materials and practices. Theory has become a go-to brand for fashion-conscious individuals who value timeless style and functionality in their clothing.