TeePublic is an online marketplace where shoppers can discover designs from independent artists and creators and buy them on apparel and accessories. The site organizes its catalog into categories and searchable themes, with options to browse popular products, new designs, featured artists, collections, and tags. Shoppers can find T-shirts, hoodies, sweatshirts, socks, hats, bags, stickers, and other items for adults and children.

Product pages provide design and item details, pricing, available options, and information such as material and dimensions where applicable. Customers can create an account to save favorite designs, follow artists, and review order history. TeePublic also invites artists to sign up and create a store, offering a platform to present their work to shoppers.

The company provides customer support resources for order status, shipping, refunds and returns, exchanges, and other questions, and promotes shipping offers and exchange policies. Its site includes information about accessibility, social responsibility, intellectual property, and privacy, alongside a newsletter for sales and updates