Arena Cases creates sports-inspired accessories for fans who want to carry their team colors into everyday life. Its collections cover football (soccer), American football, hockey, and baseball, with a strong focus on customizable football designs. Shoppers can personalize cases with a club or nation, name, and number, or choose player-themed and retro styles. Featured ranges include Colors, Arena Players, Road to the World Cup, and custom jersey cases, alongside motion and lenticular designs that combine home and away, or home and third, looks in one case.

The brand also offers tumblers and frames, extending its sports-themed products beyond phone accessories. Arena phone cases are made with dual-layer TPU and PC materials, designed to provide a comfortable grip and protection against drops and impacts. Cases are also MagSafe compatible for use with MagSafe accessories and convenient wireless charging. Arena Cases sells through its online store, where customers can browse by sport, collection, player, or color, and access customer support, shipping information, and a newsletter for updates and discounts.