UltraWarm

UltraWarm — Daily Comfort, Reliable Warmth

Laetts UltraWarm socks strike a balanced sweet spot for everyday winter wear and moderate outdoor activity. Powered by patented HygroHeat™, they deliver dependable, FIR-activated warmth without excess weight—ideal for recreational skiers, winter hikers, and anyone who wants cozy feet in cold weather.

With patented BootGlide™ zones, boots slide on and off effortlessly—no tugging, no hassle. As Laetts’ medium-weight, medium-warmth collection, UltraWarm brings patented comfort, proven function, and all-day ease together in one smart design that moves from commute to weekend laps to town walks with equal confidence.

Balanced warmth. Daily ease. Zero fuss.