VEVOR 50ft Mini Split Line Set, 1/4” & 1/2” OD AC Copper Tubing Pipe, 3/8 White PE Thickened Insulated Coil with Flared Nuts, Strapping Tapes, for Mini Split Air Conditioner HVAC or Heat Pump System99.9% Pure CooperPE+EVA Foam InsulationHeavy-Duty Strapping TapeLeak-Proof Reinforced ConnectionsDIY-Friendly SetupEasy 4-Step InstallationOuter Material: PE Insulation Tube (PE + EVA),Low Pressure Hose OD: 0.5 in / 12.7 mm,Length: 50.0 ft / 15.2 m,Item Model Number: JSY-SS-SKU19,Insulation Thickness: 0.4 in / 9.5 mm,Material: Copper C12200 (Cu 99.9%),High Pressure Hose OD: 0.3 in / 6.4 mm,Item Size (Expanded): 600.0 x 1.2 x 2.2 in / 15240 x 31 x 57 mm,Net Weight: 12.9 lbs / 5.9 kg ±3% (with accessories)