Features:Made of high bulky glass fiber casing, thick iron red silica gelSmooth surface, tear-resistant, not easy to crease and breakSleeve type, good sealingGood flexibility, shock and wear resistanceFireproof insulation, resistance to electricity and high temperaturecolor: redRated voltage: 7KV-25KVWorking temperature: -75℃-350℃ can be used continuously, instantaneous temperature resistance can reach 1600℃Product performance: fireproof, flame retardant, heat insulation, insulation, anti-aging, anti-splash of molten steel, anti-oilPackage list:1m x fiberglass sleeveSize: Purchase according to the size shown in the picturehint:1. All high-temperature materials will cause tingling due to the special material (the material is smaller than the pores of the human body). You need to wear gloves when using it. After using the product, you can wash it with water without scratching.2. The size is manually measured, there may be errors, the specific is based on the actual product, please understand