Eco Natural Hair Bonding Glue is for natural or synthetic hair. It is a revolutionary product for all hair extensions. It creates the strongest yet flexible bond that allows you to freely style and comb through your hair. It comes in an attractive, easily dispensable package with a convenient cut off nozzle that guaranties freshness to its last drop. Features...For natural or synthetic hair. Strong, durable hold. Cut off nozzle that guarantees fresh product