Stay X-Warm

Designed for the cold

Stay X-Warm is thermal underwear designed for low-intensity activities in cold environments.

Stay X-Warm is your companion for the cold

The thicker yarn with added thermal fiber retains heat, keeping you warm even when temperatures drop below freezing. Advanced sweat-wicking technology Dynamic Thermoregulation ensures quick drying, while the innovative high-tech yarn DryWeave provides excellent insulation.

    Stay X-Warm -40° | 0°

    Stay X-Warm is a thermal base layer designed for activities in cold environments, from bivouacking to glacier trekking.

    All Stay X-Warm products