What's an O-Ring edition? : Bluray - reddit
O-ring is the term for slipsleeve. It means you are meant to get the cardboard that slips over (O-ring) it. 1. r/Bluray. For the discussion of all things Blu-ray. Classics coming to Blu-ray, the latest 4K UHD release, or your new favorite movie, it is all welcome here. 20.7k. Members. 81.