The Beneunder Jech Clo Ultra-Light Air Down Vest offers an exceptional blend of lightweight design and advanced thermal technology, providing the perfect comfort for autumn and winter. This vest is designed to be easily packable to the size of a palm, making it incredibly convenient to carry while delivering outstanding warmth. Whether worn alone or layered, this air down vest ensures superior insulation, helping you stay warm and comfortable during outdoor activities in cold weather.

Product Highlights:

• Ultra-Light Air Down:

  • Extremely Lightweight and Compact: The vest is designed to be ultra-thin and lightweight, with a weight of approximately 160g and a thickness of approximately 6.0 cm, allowing it to be folded into a palm-sized package in just three steps.

• Superior Warmth:

  • Jech Clo 3.0 Air Down Technology: With an air content of 11.55L/m², the vest features far-infrared heating that increases temperature by 3.6°C and light-retentive heating that adds another 7.5°C. It offers a high thermal rating of 2.2 clo, enhancing warmth retention by 87%.

• Outdoor Protection:

  • Micro-Fleece Lining: Provides continuous warmth transfer, while the dense protective shell offers wind resistance of less than 10mm/s and water resistance of ≥4 levels, protecting against light rain and wind.

• Slim Fit Design:

  • Figure-Flattering Cut: The vest’s slim fit design accentuates curves, ensuring a flattering silhouette when worn alone and avoiding bulkiness when layered, making it versatile for various styling options.

Product Technology:

• Jech Clo 3.0 Air Down:

  • Exceptional Heating Performance: The vest features an air content of 11.55L/m² with a multi-cellular honeycomb structure that traps cold air, providing far-infrared heating of 3.6°C and light-retentive heating of 7.5°C. The high thermal rating of 2.2 clo ensures superior warmth.

• Tri-Layer Dense Fleece:

  • Even Distribution with No Cold Spots: The fleece is evenly distributed to prevent cold spots, with a moisture regain rate as low as 0.4%, ensuring warmth even in humid conditions.

• Micro-Fleece Lining:

  • Continuous Warmth: The micro-fleece layer continuously supplies warmth to the body, while the dense outer shell provides wind resistance of less than 10mm/s and water resistance of ≥4 levels.

• Lightweight Design:

  • Slim and Compact: The vest is ultra-thin and lightweight, preventing bulkiness whether worn alone or layered. When folded, it reduces to the size of an A4 notebook, making it easy to carry on the go.