20mm. Wow, those Italians know how to make a bead. These are made the old world way. You can feel substance and life in these beads. Unlike modern plastics that feel light and dead. These have a metallic, satin sheen that we love.
If you are not delighted with your beads and beading supplies, we will gladly give you a store credit, exchange , or a refund within 30 days of purchase. Please see our shipping & returns page for the full details.