Carat Cache Single Core Murano Yellow Swirl on Black Universal Charm Beads Pack of 2 Single core yellow swirl beads. Compatible with most 3mm cable European charm bead bracelets. Beads with solid single cores are of higher quality and are more durable than beads which are double sided. With single core beads there are no caps to come unglued from the bead. Measures 14x7mm with a hole size of 4.5mm. As with all handmade beads size, color and pattern may vary slightly. Interchangeable with other European bead charms Compatible with most 3mm cable European charm bead bracelets Pack of 2 Unthreaded - slides onto your bracelet