Features: Neoprene sealing grommet firmly but safely grips cable jacket providing strain relief while protecting internal wiring connections against external tension on cable or cord; Steel or Teflon washer reduces friction between grommet and connector cap providing even pressure distribution, eliminating leakage resulting from grommet distortion; Constructed with hex head cap; For particularly harsh applications, wire mesh strain reliefs may be used with cord and cable connectors; Silicone free