Calvin Klein is one of the most well-known and largest American fashion companies. The brand produces a large assortment of women’s ready to wear in every category, from casual and denim to special occasion. They also outfit many celebrities for award shows and other events with a haute couture line. Calvin Klein designs are noted for their clean lines and simple silhouettes, with a focus on cut and drape. The company also changed the underwear business, making undergarments cool and bringing designer styles into the industry. Clavin Klein markets a complete line of designer accessories, footwear, handbags, home items and popular perfumes.