Stringer: Thin glass rod similar to the look of spaghetti. C.O.E.: 96. Color: Red Reactive Transparent (003) (number in parenthesis is base glass - either Spectrum or Uroboros glass). Diameter: 1.0MM (approx.). Length: 17" (approx.). Package: 90 - 110 stringers per 5 Oz. tube. Manufacturer: Uroboros.