MantaRing - Cable Key Ring with Screw Lock - Strong, Flexible, Waterproof. One Ring for Keys and So Much More (Black)
MantaRings are made of strong braided stainless steel wires with a secure screw lock. They can be used individually or linked together to create a long wire loop.
MantaRings - your best choice for a wide range of uses:
Binder ring for papers
USB flashdrives
Store discount cards
Awards, medallions, charms
Ski lift tickets
Fabric samples
Tool holder