Make your loose rings fit with these invisible sizers — down to $9 for an 8-pack
This set of ring adjusters usually retails for $11, but with the on-page coupon, you'll get an 8-pack for just $9, or ...
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Circular Ring 2 unveiled at CES – and it's the end of plastic sizing kits for smart rings
Circular's new smart ring, the Ring 2, has an FDA-cleared AFib detection algorithm It can be sized using your smartphone, with no need for a plastic sizing kit Battery life runs for up to eight ...