Insert them at intervals while stringing beads.
Spacer beads are used to hold multiple necklace or bracelet strands of beads in alignment and to prevent tangling. Snowflake Alloy Spacer Beads.Snowflake Alloy Spacer Beads, Tibetan Style, Cadmium Free & Lead Free, GoldenSize: about 7mm in diameter, 2mm thick, hole: 1mm.