- Polartec® Power Stretch® Pro fabric with high stretch and articulated patterning allows for unrestricted freedom of movement
- Durable nylon outer has a smooth face for comfortable layering; brushed interior traps in heat, wicks moisture and feels soft next to skin
- Contains materials that meet the bluesign® criteria
- Tall collar extends warmth
- Deep front zipper lets you dump heat quickly and makes on/off easier
- Zippered sleeve pocket
- Fitted fit is trimmer to stay close to the body through the chest, waist, hips and thighs
- Low-profile design eliminates bulk, moves with the body and layers comfortably under outer layers
- Previously named the Rho AR Zip-Neck base layer top; reference sizing chart (updated in 2022) to determine your correct size