Rho LT Crew Neck Men's is a light, trim-fit base layer designed for mountain running, climbing, trail use, and ski & snowboard days, built as a light, trim-fit layer that adds warmth and wicks moisture in cool to cold conditions. Product Type: Men’s light base layer Material: Synthetic Torrent™ microfleece fabric is brushed for thermal performance and next-to-skin comfort Polygiene® treatment helps with odour control Crew neckline, trim fit, and articulated patterning support easy layering and freedom of movement Wear it under a men’s shell jacket on colder days, or pair with a men’s hiking pants for cool-weather trail and approach use. The base layer crew – the foundation of your system. Made for mixed output activities on cool and cold days, the Rho LT adds warmth, is made with wicking fibres, and is super soft next to the skin. Its Torrent™ microfleece fabric is brushed for thermal performance and comfort, and a Polygiene® treatment provides odour control. The trim fit and crew neckline layer easily, and articulated patterning gives you freedom of movement.