The i3 is a performance midlayer or expedition weight thermal baselayer for use in cold conditions. The athletic fit and flat-knit face make it ideal for use beneath outer layers. Made from our four-way stretch fleece fabric, the i3 is wind-resistant, highly breathable, fast wicking and has a great warmth to weight ratio.
- Lightweight anti-pill polyester microfleece
- Wind resistant
- Fast wicking finish moves moisture away from skin
- Rapid dry finish
The West Advisor
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