Black based beads with a cunning swirl of colour.  You can order these singly, by the pair or in multiples of whatever you want.  Choose options to pick your colours.  The colour description is the colour at the centre of the swirls as indicated by the white dot on red bead. Options are listed left to right and then top to bottom. Made on 2.4mm mandrels the beads average 15mm diameter x 10mm hole to hole. Each bead is $7