Stay exceptionally warm in freezing temperatures with these men's down pants, featuring 90% duck down and 650 fill power insulation (size Large contains 126g/4.4oz of down). A high-density fiber shell with professional anti-down stitching (12 stitches per 1.2 inches) and box-baffle construction locks in insulation, with an extra 3M padding lining to double warmth in harsh cold. TEFLON 3-proof coating on the outer fabric resists water, oil, and stains for extended outdoor use. Graphene heat-retaining lining prevents static and enhances warmth while providing a soft, skin-friendly interior. Designed for mobility: an adjustable waistband with Velcro strap, zippered pockets, cinchable leg openings for windproofing, and thermal padding at knees and hips. A 7cm padded waist offers added lumbar support. Packs into its own built-in pocket for easy storage. Perfect for hiking, ice climbing, snow camping, or trekking in extreme cold environments like Alaska.

• 90% duck down, 650 fill power (126g in size L)
• Box-baffle construction + extra 3M padding lining
• TEFLON 3-proof coating: water, oil & stain resistant
• Graphene heat-retaining lining: anti-static, skin-friendly
• Adjustable waistband, zippered pockets, cinchable leg openings
• Packs into built-in pocket; knee & hip padding; 7cm padded waist