These waterproof insulated ski pants are designed for cold resort and backcountry use. They feature zoned Thermolite insulation for warmth without restricting movement. The BD.dry 3L membrane offers 20,000 mm waterproofing and breathability. Articulated patterning and stretch fabric support natural motion. Offset side vents help regulate heat during bootpacks or storms. Two thigh pockets include electronics tethers for secure storage. High snow gaiters and reinforced instep patches protect in deep snow. An integrated RECCO reflector provides passive avalanche search capability.