Sturdy and durable, not easy to get rust or erosion, can serve for a long time Easy to store: these hair coils are screwed in plastic boards, easy and convenient for storage We respect and cherish each customer, if you have any questions whether before or after ordering, please feel free to contact us, we make every reasonable effort to supply service that satisfy your requirements. Please be reminded that due to lighting effects, monitor's brightness / contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item. Quality material: the hair spirals are made of quality steel and rhinestone, sturdy and durable