This are Black Coral Beads 100% natural , Beads sizes from 7mm to 20 mm , we can supply big quantity drill and without drill, this Coral is from Dominican Republic, All beads are well done, excellent for the jewlery making , also we do Islamic Rosary of 33, 66 and 99 beads . You can write us and see that our price is a great offer and with the best quality of the market so you and your clients feel satisfy we the product they bought.