The T400 Insulated Jacket in size M by PORTWEST is designed for optimal warmth and protection in cold weather. This jacket features a durable outer shell made from high-quality materials, ensuring resistance to wear and tear. With a thermal insulation rating, it provides excellent heat retention while remaining lightweight. The jacket is equipped with multiple pockets for storage and a secure fit, making it ideal for outdoor work or leisure activities. Dimensions are tailored for a comfortable fit, and it complies with industry standards for safety and performance.