Wholesale hair ties.  These are your everyday ponytail holders.  Black.  No metal.  Measures approximately 1 3/4" diameter and 1/16" thick.  Excellent hair accessory.  Resell in boutique stores, beauty salons, spas, etc.  Customers love the extra thickness and strength that these ponytail holders provide.  DIIY, add other designs to them, flowers, bows, etc.