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Hammered sterling silver links make a stunning presentation on Ippolita's Roma Links bangle.

In-mold construction fuses tough outer microshell to EPS foam liner

Acu Dial fit system combines single-handed adjustment with a full fit band

20 vents allow cool air in and warm air out

Weighs only 270 grams and comes in Universal Fit Women UW size

Complies with the U.S. Consumer Product Safety Commission's safety standard for bicycle helmets