The S548 Insulated Jackets from Portwest LLC (S548YBRS) are designed for warmth and protection in cold weather conditions. Made from high-quality insulated materials, these jackets provide excellent thermal retention while remaining lightweight. Featuring a water-resistant outer layer and adjustable cuffs, they ensure comfort and functionality. Available in various sizes, the S548 Insulated Jackets are perfect for outdoor work and activities, meeting industry standards for insulation and durability. Ideal for construction, maintenance, and outdoor enthusiasts, these jackets are essential for staying warm and protected.