These are made from high quality acrylic beads, nickle free spacers and adornments, 6 stainless steel rhythm bells and ganzoo cord locker. The thread is 550 US cord. 
Rhythm Beads are useful for all sorts of things and situations. Historically they can be dated back to the Native Americans and archeological finds date the use of bells on horses to Roman times. They support a rhythm with your horse, evoke calmness, warn wildlife and pedestrians of your presence on the trial, enhance your horse and help you stand out as well as being a beautiful adornment💖