High quality glass bead. 1mm x 1.4mm size 15/0 matte metallic green iris hex seed bead. Current manufacture from Toho in Japan. 20 grams per package, approximately 7,000 beads. Approximately 23 beads per inch. Use with size 12 beading needle and size B thread. Uniformly sized, great for peyote stitch and loom work.