Half-Persian weave with anodized aluminum rings and rubber rings using 16g 1/4th inch rings. Seven and three eighths of an inch. Rubber rings enable bracelet to stretch.
 
Warnings: Rings are not welded closed and could cause scratching. Rubber rings should not be wet and dried constantly as it can weaken the rubber over time. Though the bracelet stretches, it should not be worn on a wrist smaller than the relaxed size so as not to cause compression of nerves.