How about very high-quality cold weather softshell pants of the US military? Perfect for winter hiking and other cold-weather adventures.
Beyond L6 Gore-Tex Hardshell Pants, Coyote Brown, surplus
Beyond Clothing Archives - PNA Surplus
Tactical and Cargo Pants
Cold Steel Finn Wolf Folding Knife
The PCU Protective Combat Uniform: A Buyer's Guide and Clothing System History - ITS Tactical
Beyond Clothing L5 Glacier PCU Level 5 Pant Alpha Green and Coyote
Lightweight, breathable and packable thermal insulation when hiking, hunting, fishing, or engaged in tactical or other tough winter activities.
Särmä TST L3 Loft Pants
Clearance Sale
BEYOND CLOTHING PCU LEVEL5 GlacierJacket - ミリタリージャケット
Beyond L5 Glacier PCU Softshell Pants, surplus
Beyond L5 Glacier Pants, Coyote Brown - Venture Surplus