Designed to tackle extreme winter conditions, this long jacket combines a 280g gas-down lining with a durable 3-layer waterproof, windproof, and breathable shell. It offers superior insulation and protection, making it an ideal choice for subzero temperatures as low as -20°C. Perfect for urban life as well as outdoor adventures like mountain expeditions and polar explorations, its 3-in-1 detachable design provides versatile wearability across multiple seasons, including spring, autumn, and winter.

Key Features

• Ultra-Warm Gas-Down Lining:
  Filled with 280g of gas-down, this jacket rivals the insulation of 800-fill down, effectively trapping heat and providing exceptional warmth in extreme cold.

• Tri-Proof Outer Shell:
  The outer layer is waterproof, windproof, and breathable, offering full protection against harsh winter conditions such as snow, wind, and moisture.

• 3-in-1 Design:
  Featuring a detachable inner lining and outer shell, this jacket can be worn in various configurations to adapt to changing temperatures and conditions, offering year-round versatility.

Technology

• Jech Clo 3.0 Gas-Down Technology:
  Nano hollow fiber technology enhances heat retention by up to 7.5°C, ensuring uniform warmth throughout the body, even in severe cold.

• Jech LTShell Tri-Proof Shell:
  Waterproof rating of ≥15000mmH₂O, windproof rating of ≤10mm/s, and breathability rating of ≥10000g/(m²·24h) ensure optimal comfort in extreme weather.

• Triple-Layer Cold-Resistant Structure:
  Evenly filled to maintain long-lasting warmth during extended outdoor activities, making it impervious to wet and cold conditions.