HeatLine – Women’s Straight-Leg Insulated Pants

Stay warm and flexible all winter with the Beneunder AirBloom 4.0 Insulated Pants. Built with a patented 3-layer thermal system — heat-storage core, moisture-resistant insulation, and a windproof outer shell — these thermal trousers deliver warmth equal to 800-fill down while staying lightweight and breathable. Engineered with 3D Dynamic Waist and 4-way stretch crotch panels, they allow unrestricted movement whether you’re hiking, skiing, camping, or commuting in cold weather. With wind resistance under 0.8 mm/s, a moisture regain rate as low as 0.3%, and a slim straight-leg cut, these insulated outdoor pants combine superior protection, comfort, and style for temperatures as low as -5 °C.

Highlights

• Patented 3-layer thermal design: heat-storage, insulation, windproof barrier
• Comparable to 800-fill down, +6 °C warmth boost, 2.3 Clo insulation rating
• Windproof index < 0.8 mm/s, moisture regain 0.3% for dry, cozy wear
• 3D Dynamic Waist + 4-way stretch gusset for free movement
• Straight-leg cut with shaping lines, anti-snow gaiters & adjustable cuffs