Approximately 30 grams of beads in a 6 inch tube. Duracoat is a durable clear coating to prevent fading, chipping, rubbing off or tarnishing in dyed and metallic beads. Duracoat is a must-have for any bead crafter. Its durable clear coating protects against fading, chipping, rubbing off, and tarnishing in dyed and metallic beads, ensuring long-lasting beauty for all your projects.