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.
|Product||Base Layer Pants|
|UPF Rating||No stated rating|
The West Advisor articles have answered boaters' questions and provided solutions to boating problems for more than 20 years. West Marine has compiled one of the Web's most comprehensive collections of technical boating information articles.