Base Layers
Pro Fit Base Layers are a next-to-skin athletic fit performance layer matching your movements for unparalleled comfort and support. These garments feature a four-way stretch performance fabric with a semi-compression fit for freedom of movement. Designed for active professionals, Pro Fit™ Base Layers combine a superior fit with the advanced fabric performance of 37.5®. 37.5® features active particle technology that is embedded in the semi-compression stretch fabric to deliver a powerful moisture management system that regulates your body's temperature.