An olive wood rosary, the beads of which are are hand carved from olive wood. A rosary is a string of beads, usually containing five sets of ten small beads (a decade) separated by a larger bead. This rosary is made to be worn as a necklace with a clasp.
It is used primarily by Roman Catholics to assist them when saying special prayers. The rosary is used to count the prayers. You can download the prayers here: