Unopened, factory-sealed trading card product — packs, boxes, or cases — preserved in original wrapping. Sealed wax is its own distinct collecting category, with prices increasingly driven by gambling psychology (the chance to pull rare cards) and authentication services like BBCE.
Sealed vintage WOTC Pokémon, pre-1990 sports wax, and sealed Magic: The Gathering Beta have all reached six-figure prices for individual sealed boxes.