8pcs 16cm Spark Plug Heat Ignition Wires Protector Sleeve CoverDescription: 1.100% Brand new and high quality.2.Protects plug wires and boots from excessive engine and exhaust heat.3.Works as a radiant heat barrier or can be placed directly on heat source.4.Universal design fits most boots. Specification:Length:16cmInner diameter:18mmOuter diameter:26mmMaterial:FiberglassManufacturer Part Number:SPBKTTRDX8 Package included: 8pcs High Heat Ignition Spark Plug Wires Protector