Women's Mountain Equipment Base Layer Trousers

Warmth where it matters most

Need a base layer that keeps you warm and dry when the temperature drops? Our selection of Mountain Equipment base layer trousers for women includes thermal leggings, technical long johns, and lightweight insulating layers—designed for performance from the first layer up.

Perfect for winter walking, alpine layering, or cold-weather treks.

Designed to move, built to insulate

This collection includes:

• Wicking thermal leggings for moisture control and comfort

• Lightweight base layer trousers that sit comfortably under waterproofs

• Soft, quick-drying fabrics that reduce chill and improve breathability

• Women’s-specific fits for unrestricted movement

Whether you’re powering uphill or layering up for static warmth, these trousers help regulate body temperature and keep cold at bay.

Not sure which base layer works for your trip?

• Heading into freezing weather? Choose thermal leggings with next-to-skin insulation

• Need breathable warmth on the move? Opt for lightweight wicking base layers

• Layering for long days outside? These trousers balance comfort and performance

Trail-ready layers, clearance priced

All base layer trousers in this collection are available at clearance pricing, giving you reliable outdoor insulation at exceptional value. Stock changes often—don’t miss your fit.

Layer smart. Stay warm. Keep moving.