Women's Base Layers

Stay warm and dry in cold weather with women's base layer tops and bottoms in merino wool, silk and synthetic fabrics.

18 products
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About Mountain Sports Women's Base Layers

Choose lightweight to expedition-weight base layers in merino wool, silk or synthetic fabrics, from trusted brands like Smartwool, Terramar and more. Layer them under women's fleece and pullovers or down and insulated jackets. Mountain Sports offers a full range of women's base layer tops and bottoms for every cold day.