3.4 oz / 97 g
5% Elastane, 95% HyActive™—Hollow Core Polypropylene
Here's what other sites are saying:
Providing warmth and moisture transport for conditions that require only light thermal protection, this new long-sleeve baselayer combines the breathability of HyActive hollow core yarns with an open structure fabric to enhance breathability and evaporation. Designed for wear in medium to high intensity activities in cool to warm weather.
- The North Face