6/0 Seed bead tube #401 OPAQUE BLACK MIYUKI 17 g6/0 Seed bead tube # 401 Opaque BlackColor of Metal/Glass Base: BlackType of Material: GlassInner Hole: 1.5 MMDiameter: 4 MMBrand: MIYUKIColor Spectrum: Black17 g = 221 approx pcs