TeePublic is an online marketplace where customers can explore and shop designs created by independent artists. Its catalog includes apparel such as T-shirts in a range of styles and sizes, with product pages offering design previews, pricing, and size charts. Shoppers can browse by category, search for themes, or discover designs through popular products, tags, and featured artists. The site also provides tools for artists to sign up and create a store, helping them share their work with customers.

TeePublic supports online ordering with account features for saving favorite designs and tracking orders. Its customer service resources include contact information, order status, frequently asked questions, shipping details, coupon codes, and returns and refunds guidance. The site advertises free exchanges and free US shipping on qualifying orders, with a stated threshold of $70. Customers can also subscribe to promotional emails for sales and other updates. TeePublic combines artist-designed products with shopping and support services in one platform, giving visitors a way to browse distinctive designs and purchase them on merchandise.