Tilly's (originally known as World of Jeans and Tops) is an American retail clothing company that sells a wide assortment of branded apparel, accessories, shoes, and more. Tilly's is headquartered and operated from Irvine, California. The company opened its first store in 1982 in Southern California. Tilly's stores are located in both traditional outdoor shopping centers and in shopping malls. The average store size is 7,900 square feet (734 m2). Due to their size, Tilly’s locations in malls usually take up two or three store spaces. Tilly's primarily sells clothing, shoes, and accessories for various active lifestyles including lounging, surfing, skateboarding, and snowboarding along with sports such as motorcross. Among the brands sold are Billabong, DC Shoes, Element, Fox, Famous Stars and Straps, Elwood, Globe Shoes, Hurley, O'Neill, Quiksilver, Vans, and Volcom, as well as an extensive selection of Levi's. They also sell store brands such as Blue Crown, RsQ, and Micros.