Material is iron. Ball marker is 1 inch diameter, 0.07 inch thinkness.
This golf hat clip fit well on any caps, so it won’t fall off.
Ball marker is easy to take off and put on the clip. Don’t need to worry about ball marker coming loose or falling off the clip.
Imitation hard enamel technique makes it more beautiful. It is a great gift for your golf friend.
Please note the pink flower shape ball marker is non-magnetic, but flower clip is magnetic. And blue round flower ball marker is magnetic matching with non-magnetic clip.