The Portwest B151 Base Layers are designed for optimal comfort and performance. Made from high-quality materials, these base layers provide excellent moisture-wicking properties, keeping you dry and comfortable during various activities. The lightweight fabric ensures breathability while maintaining warmth. Available in multiple sizes, the B151 features a snug fit that allows for easy layering under workwear or outdoor clothing. Ideal for cold weather conditions, these base layers are perfect for construction, outdoor sports, and general use. Enhance your workwear collection with the Portwest B151 Base Layers.