Miyuki Sharp Triangle beads are three sided with a center hole. The edges of these triangle beads are sharper than regular Miyuki triangle beads, which have a rounded vertex. Color: Matte Metallic Dark Raspberry Measurement: 8/0 or 2.6mm, hole size is 1mm. There are approximately 346-385 beads in one tube of beads, depending on the color of the bead. Quantity: 1 tube containing 7.2 Grams of Sharp Triangle beads. This item is in the original manufacturer tube for easy storage and organization. Tube is reusable and will fit most standard tube towers and organization totes.