Miyuki is Japan’s oldest seed bead manufacturer. Miyuki seed beads are known for being high quality beads. They are very uniform in size & shape. The holes are larger, than many other brands, allowing for more passes of thread. The Miyuki seed beads working beautifully for bead weaving, beadwork, simple stringing for jewelry & more. The beads are packed in a reusable 5 plastic tube. Dyed (D) - beads are dyed after they are made. Duracoat - Duracoat is strong & durable clear coating used to protect outside dyed or galvanized beads. The Duracoat finish works well for wearable beadwork. Opaque (OP) - a solid color that does not transmit light. You cannot see through the glass. Size: 11o Length/Width: 2mm x 2mm. Approximate hole size: 1mm. Material: Glass Manufacturer: Miyuki Co, Japan Approximate grams per tube: 23 grams Approximate beads per gram: 110 Approximate beads per tube: 2500 Approximate beads per inch: 18 The color name & Miyuki number are in the title line. Example: 11-999. The 11 indicates the size, the rest is the Miyuki color number. Quantity: 1 tube of beads. The photographs are much larger than the actual items. Please refer to the measurements above for size accuracy. Miyuki Seed Beads Duracoat Seafoam Green 11-4472 23G Opaque 11/0 Japanese Bead, Beads, Glass