Zazzle is an e-commerce company that allows users to create and customize a wide range of products, including clothing, accessories, and home decor. The company was founded in 2005 and is headquartered in Redwood City, California. Zazzle's platform enables users to upload their own designs or choose from a library of existing designs, and then apply them to a variety of products. The company has a strong focus on personalization and has developed several proprietary technologies to enable users to create unique products. Zazzle has a large and active community of designers and customers, and operates several manufacturing facilities across the United States.