Material and Size - These loose beads are made from sturdy, high-quality stone, with a smooth polished surface and a rounded feel. The beads come in various colors, with natural color variations, making each bead unique. The package contains approximately 335 beads. The round stone beads have a diameter of 6mm, and the irregular stone beads range in size from 5mm to 12mm, with a hole diameter of 1mm. High-Quality Beads - The bead set includes durable, well-crafted beads with semi-transparent colors, combining practicality and beauty. Each color is individually packed in sturdy plastic boxes, making them easy to organize and use for crafts.