Intended use is orthodontics, braces, tooth gap, and rubber bands can be used for hair braids, pony tails, top knots, horse braids, horse manes, horse tails, model airplanes, doll hair, fishing lures, dreadlocks, dreads, cornrow, wigs, and other uses Brand: Prairie Horse Supply carries all orthodontic elastic band sizes, colors and weights: Sizes include 1/8", 3/16", 1/4", 5/16" and 3/8" Colors: Natural and Neon Weights: Light Force 2.5 oz, Medium Force 3.5 oz and Heavy Force 4.5 oz 500 Pack, Natural (Made in USA) Packaged in tamper-proof sealed bags