O-rings that fit in a groove in the flat-faced END of a hydraulic fitting are generally metric. They’re often sold specifically as “Flat Face O-rings.” If an O-ring is brown, white or a ...

The right fit is vital for user comfort and fitness tracking accuracy. Here’s how to choose the right size Oura Ring. Which finger should I wear my Oura Ring on? Rita El Khoury / Android ...

Choosing the right size for a smart ring can be a real headache, with customers needing to use sizing kits before purchasing. Patents reveal that companies are developing smart rings that can ...

I’ve been wearing the Oura Ring 4 for several weeks; here’s what I think about it. Before we go into the design, let’s talk about the size. The Oura Ring 4 comes in ring sizes 4 to 15 ...

This ring includes a small display, microphone, and speaker, along with a system that changes its size for comfort. Xiaomi Files Patent for Adaptive Smart Ring with Advanced Features ...

Choosing the right iPhone often comes down to finding the perfect size for your needs. With Apple offering a range of models, from compact designs to the biggest iPhone on the market, knowing the ...

It also comes in a much bigger size range, with sizes from 4 to 15, although I again sized into my ring size 8. If you buy something using links in our stories, we may earn a commission.

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Wednesday’s top tech deals include some new and returning sales on the hottest products of the season. Apple’s iPad 9th-Gen ...

I’m PCMag’s senior analyst covering smart home and wearable devices. I’ve been writing about tech professionally for nearly a decade and have been obsessing about it for much longer than that.

However, the important changes here are on the underside of the ring. Gone are those skin-contact nodes, and in their place are flat sensors ... ranging from sizes 4 to 15. The larger sizes ...

It’s been a slow march to relevancy for the smart ring. For years, the Oura Ring has stood as the only go-to smart ring for tech enthusiasts and celebrities wanting to track their sleep and ...