Heated baselayer - Ultra Warm S.E.T® men Size:XXXXL Made in the USA: Premium

Made in the USA: Premium construction ensures durability and long-lasting performance

Ergonomic ribbing

To adjust heating via your smartphone

First heated layer – ideal for outdoor adventures in cold weather

Merino blend: Optimized warmth and breathability with natural odor resistance

Heated baselayer - Ultra Warm S.E.T® men Size:XXXXL Made in the USA: PremiumThe Ultra Warm Baselayer S. E. T is the ultimate first warming layer for all your outdoor adventures. Designed as high performance technical underwear, it combines innovative Smart Elastic Technology with thermo regulating knit features to create the perfect body micro climate. This means you stay warm and dry without the need for extra bulky layers, giving you total freedom of movement. Equipped with an ultra thin S. E. T heating line across the