These grey color round beads are made from natural horn. The slight variations in colors and shape of the beads will make them a fun addition to your beading project. Look carefully and you will see that each bead is unique. Each bead measures approximately 12-23 x 16-24mm, with a hole size of approximately 3mm. You will receive one strand measuring approximately 36". Strand size may vary. There are around 45 beads on each strand. Grab a strand for your design kit today!