Thermal Baselayer

Women's seamless long-sleeved T-shirt with anatomic cut and outstanding functional qualities.

Long sleeve women's baselayer top with quick-drying material and patterned fleece reverse.

Women's seamless leggings with anatomic cut and outstanding functional qualities.

The Don't Sweat It II Sports Bra. Seamless medium impact sports bra in Dare2b's Q-Wic performance fabric to lift away moisture from the skin. Made with Seam Smart construction that sits smoothly against the skin and stretches with your every move. Shaped cup with removable pads for a snug fit. With airflow diamond mesh and a scooped round neck.

The Don't Sweat It II Sports Bra. Seamless medium impact sports bra in Dare2b's Q-Wic performance fabric to lift away moisture from the skin. Made with Seam Smart construction that sits smoothly against the skin and stretches with your every move. Shaped cup with removable pads for a snug fit. With airflow diamond mesh and a scooped round neck.

A sophisticated, sustainable and versatile design, ODLO’s women’s Active Warm Eco stand-up collar base layer top celebrates the future of sportswear.

The Active Warm long-sleeve base layer t-shirt for women creates the warm and dry next-to-skin feel that is so vital for high-performance winter training.

Made from the finest merino wool available, the Natural 100% merino Warm sports underwear long sleeve crew neck top for women is a functional base layer you won’t want to leave home without. Layer up right from the start with this super-soft and highly functional merino base layer.

Smartwool have updated their Men's Merino 250 Base Layers Bottom to bring you better fitting, more functional tights. The technical benefits of 100% Merino wool will help you keep your game at a high level for longer. And the heaviest weight wool fabric will help keep you warm and comfortable as you ski, run, and hike the day away.

Meet the better-than-ever women's Merino 250 Base Layer Crew. Smartwool have updated this 100% Merino wool fan-favorite with new colors and a new fit to improve functionality while enhancing aesthetics. Shoulder panels eliminate top shoulder seams and a flatlock seam construction helps minimize chafing. Add one of Smartwool's best base layers for cold...

Meet the better-than-ever women's Merino 250 Base Layer Crew. Smartwool have updated this 100% Merino wool fan-favorite with new colors and a new fit to improve functionality while enhancing aesthetics. Shoulder panels eliminate top shoulder seams and a flatlock seam construction helps minimize chafing. Add one of Smartwool's best base layers for cold...

Be prepared for any cold-weather activity thanks to the high-performance versatility of the women’s ACTIVE X-WARM ECO base layer Bottoms. Using soft pads to protect sensitive areas of your body from the cold and outstanding moisture management to keep you comfortable and dry, these ACTIVE X-WARM bottoms are the ultimate foundation for any layering system.

The enhanced thermoregulation and exceptional comfort delivered by the ACTIVE X-WARM ECO Long-Sleeve base layer top make this versatile garment a winter-weather essential for active women.

Performance meets planet-friendly design in ODLO’s women’s Active Warm Eco base layer bottoms. An essential alpine layer crafted from a sustainable fabric, these warm, comfortable and breathable pants feature an innovative composition made from 100 percent recycled fibres.