The Alpine Seamless Women's Tank for quick, high-intensity, sweat-inducing trail runs and endurance activities scores with its particularly high-end fabric combination. The Dryarn fibers with a hollow fiber structure ensure perfect temperture management on the run. Four-way-stretch fabric guarantees ideal freedom of movement even with the sleeveless athletic fit. This 74-gram-light shirts is totally seamless and made with an odor-resistant finish. Plus, the exterior resists pilling so runners can enjoy the shirt for a long time.