It's the same type of display trays you see at flea markets, or stores, has velvet cushioned rows that snugly hold onto your rings. The only con about this tray is that if you have larger banded rings, they will not fit, so you would have to store them separately. But I like that it stores a majority of my rings, at least the ones I usually wear the most.
They also have display holders for bracelets and necklaces too at Michaels.
This is how I used to store my rings, sorta just dumped it in a drawer: