Amazon Echo Loop -- everything we know about Amazon's wacky new smart ring We delve into the fine print about privacy, phone calls and how to know if it'll fit your finger.

As with most smart ring and safety wearables designs, Loop is designed to blend in with your usual getup. However, Zamorano also indicated this decision was impacted by his time working at Nokia.

Introducing Amazon's Alex-powered smart-ring wearable, The Echo Loop. From the above image, you can see that The Echo Loop is a thick-banded black ring.