Knellen is an online gallery and marketplace for art, design, and decorations. It offers artists a platform to display and sell their art, giving them more exposure to the market and the chance to network with other artists. Similarly, it offers consumers interested in buying decorative or functional art the convenience of browsing a wider variety of art from their homes in the price range they need, and have it delivered to them. Revenue primarily comes from a commission of 30% on sales. Revenue will also come from advertisements for organizations and people who want to feature their art in prominent spots of the website, as well as from sessions and seminars to teach and educate about art and handicrafts. Market size is estimated at 7 million Egyptian Pounds annually.