The Linx Stainless Steel Open Bangle is available in Silver, Rose Gold, and Yellow Gold. 
Made with high quality stainless steel.
One size fits most, as it is adjustable.
The diameter of the bracelet itself is 3mm and is compatible with all Linx brand charms and most other brands of standard size charms as well. 
Simply screw off the ball on the end, add your charms and screw the ball back on. 
Silicone grips or silicone safety charms may also be added to separate your charms or keep them in place.