1 core single mold or Multimode tight buffer fiber, Aramid yarn stiffener, jacket could adopt PVC, PU or LSZH material Product ... Standard:YD/T1258.2-2009 Construction features: 1 core single mold or Multimode tight buffer fiber, Aramid yarn stiffener, jacket ... short bend radius, excellent stress and strain performanceFire resistant or flame retardant outer jacket, and could provide LSOH jacketEnds ...