Hydra needle is micro needle device for delivering cosmeceutical and hair growth solution into the
dermis by lightly tapping it on your skin especially around eyes. 64ea of micro needles with the same hair thickness forms fine holes in the skin without pain (D=130um, L=250um/ L=600um). Also Special spiral system is designed on each of those micro needles through which the solution flow down and can be transferred into dermis very directly and effectively. This special needle system helps a solution take its effect perfectly inside skin.