Check the listing for details. 3:1 Heat Shrink Tubing Heavy Duty Black Polyolefin Marine Grade Sleeving LOT. Condition: New. Listed at 8.99 USD. 3:1 Marine Grade Heavy Duty Heat Shrink Tubing(Lengths are shipped in 4ft. Increments) Features & Specifications: Color: Black Sizes are measured by Inner Diameter(ID) Lengths: Shrink Ratio: 3:1 Highly Flame Retardant UL224 125° C UL Listed & CSA Certified RoHS Compliance Operating Temperature: -55° C to +135° C (-67° To 275° F) Maximum Continuous use Temperature: 135° C (275° F) Voltage Rating: 600V Applications: Electrical InsulationStrain ReliefCable BondingColor-CodingWire MarkingCorrosion ProtectionSolder InsulationWire Bundling3:1 Marine Grade Heavy Duty Heat Shrink Tubing(Lengths are shipped in 4ft. Increments) Features & Specifications: Color: Black Sizes are measured by Inner Diameter(ID) Lengths: Shrink Ratio: 3:1 Highly Flame Retardant UL224 125° C UL Listed & CSA Certified RoHS Compliance Operating Temperature: -55° C to +135° C (-67° To 275° F) Maximum Continuous use Temperature: 135° C (275° F) Voltage Rating: 600V Applications: Electrical InsulationStrain ReliefCable BondingColor-CodingWire MarkingCorrosion ProtectionSolder InsulationWire Bundling