TeePublic is an online marketplace where shoppers can explore and buy designs created by artists and other third-party designers. Its catalog includes graphic T-shirts and other apparel, with options such as classic, heavyweight, tri-blend, streetwear, premium V-neck, vintage, tall, and active styles. Products are offered in a range of sizes, and shoppers can browse designs by category, popular products, tags, artists, or themes. The site also supports designer participation through artist sign-up and guidance for creating and selling designs.

TeePublic provides shopping features including account creation, order-status tracking, coupon information, and customer support. Its help resources cover shipping, returns and refunds, exchanges, and size charts; the site says exchanges are free and invites customers to contact support if an order does not meet expectations. Visitors can subscribe to the newsletter for sales and other updates. The platform also features customer-review information and links to its policies, accessibility resources, and social responsibility content. This combination of artist-led designs, apparel choices, and shopping support makes TeePublic a destination for distinctive graphic clothing.