Thank you for viewing! Instant purchase OK!! We are committed to shipping quickly(^^)♪ #na goods This is a set of 50 high-temperature shield sleeves. [Brand] 10Gtek [Inner Diameter] 1.5mm (10 pieces), 3mm (10 pieces), 4mm (10 pieces), 5mm (10 pieces), 6mm (10 pieces) [Withstand Voltage] 1.5KV, Heat Resistance: 125℃. Woven E-glass fiber insulates, and it comes with resin and plastic tubes made of electrical insulation materials. It has excellent flexibility, insulation, chemical resistance, and self-extinguishing properties. Widely used for wiring insulation and mechanical protection of motors, engines, spark plug wires, oil circuits, decorative lighting, etc. 1.23