High-quality

She always wears high-quality clothes.

We use only the highest-quality materials.

The village was once well known for its paper-milling, founded by Huguenot immigrants in 1648, which produced high-quality hand-made paper until 1952.

These knobs are generally mounted behind a cover of some sort, to prevent someone from leaning up against them or putting a philodendron on top of them, because (1) that aforementioned geyser can represent thousands to tens of thousands of dollars of helium these days, and (2) quenching is Not Good for the integrity of the magnet, and in the worse^([sic]) case you might find yourself with a lot of high-quality scrap metal.

A template of what could be done was provided by the TransPennine Express (TPE) franchise, with a higher-quality rail product offered as part of a separation of services from the earlier Northern franchise.