Here are some of the Frequently Asked Questions about out products:
We have measured the materials with a device called retroreflectometer to make sure they are as good as the manufacturer claims, and meet the official retroreflectivity standards in Europe and US. If a material of a different color has been used, this has been done knowingly, usually in order to add visual appeal.
The pendants are typically fastened to a handbag. Most handbags have metal loops, or if no loops, then handles, which are convenient for fastening a pendant.