Many rings (see RingConn and Oura) are made of titanium, which is light and super-scratch resistant – but will still badly scratch. We always suggest taking it off when doing activities like ...

An optional D-ring makes it easier to hang the ScrewMaster from a keyring When the tool isn't in use, a magnetically attached Grade-5 titanium end cap covers the bit. That cap simply gets pulled ...

Wearing the Oura Ring 4 is better than the Gen 3. Just not by much. The Oura Gen 2 and Gen 3 rings had resin interiors with domed sensor bumps. The fourth-gen ring is made entirely of titanium ...

Unlike the Oura Ring 3, the new version is made of solid titanium on the inside and out. That means it does away with the sensor bumps that the Oura Ring 3 and Galaxy Ring have, which improves ...

Smart rings have become ... device comes in a food-grade silicone holder that fits snugly and comfortably on your finger. This design, which is unlike the usual titanium or aluminum build, makes ...

Here’s how it works. Which of the best smart rings is right for you all depends on your budget and expectations. Do you want a smart ring that can provide in-depth sleep analysis? A device that ...

I marvel at Apple’s winning effort to polish the grade-5 titanium. It’s genuinely beautiful, and so far, despite wearing it for a variety of activities, it has not picked up any scratches or ...

The Ultrahuman Ring Air costs $349 and is available from Ultrahuman directly, as well as via Amazon.At the time of testing, it was only available in matte black, but it is now available in five ...

The Oura Ring 4 is beautifully designed, and makes several leaps forward ahead of its competitors. All colorways are made of titanium now, with options of Black, Silver, Brushed Silver ...

Learn more › In the ever-expanding world of devices, our attention is turning to smart rings, an increasingly popular option for those looking for an all-day (and night) wearable. While ...