Sunbow UL1441 Fray Resist Flame Retardant Silicone Fiberglass Sleeving Sb-SGS-15. UL1441 Flame Retardant: Meets VW-1 UL1441 fire resistance standards with self-extinguishing properties. Flexible & Durable: Braided fiberglass with silicone resin coating offers excellent softness and elasticity. Wide Size Range: Available in diameters from 0.5mm to 30mm with various wall thickness options. Multi-Color Options: All colors are available to meet specific identification or aesthetic requirements. Certified Quality: ISO9001, RoHS, and Reach certified with UL file number E333177. High Voltage Resistance: Dielectric breakdown voltage up to 10KV with strong insulation performance. Eco-Friendly Material: Made from non-alkali fiberglass and special silicon resin, ensuring eco-friendly use.