This field hockey bracelet features hematite beads. Hematite is a naturally occurring mineral that is safe. Hematite has bio-magnetic energy with magnetic properties. In addition, it is a neat looking bracelet with a silver colored bead that says hockey on one side and two crossed sticks on the other. The bracelet is hand made with natural wood, hematite and the field hockey bead. It is on a stretch bracelet so one size fits all.