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Beneunder
SwiftAdapt - Men's Convertible Lightweight Jacket
The Jech Clo+ Ultra-Light Air Down Jacket is the perfect blend of warmth and portability, easily compressing to the size of your palm for effortless on-the-go protection. Ideal for fall and winter seasons, this jacket boasts exceptional defense against the elements, making it suitable for a wide range of outdoor activities and urban wear.
Key Features
- Ultra-Light and Packable: Compactly folds into a palm-sized bundle in just three steps, making it incredibly easy to carry wherever you go.
- Efficient Warmth: Equipped with Jech Clo+ 3.0 air down insulation, utilizing gamma self-absorbing heat technology, with an air content of 11.55L/m² and a thermal CLO value of 2.2, providing longer-lasting warmth compared to traditional down.
- Outdoor Protection: The soft micro-fleece interior combined with a tightly woven protective shell offers effective wind and water resistance, adaptable to changing weather conditions.
- Streamlined Design: Tailored for a sleek fit, the minimalist and versatile style works well as both a standalone piece or as a layering option, without adding bulk.
Product Technology
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Jech Clo+ 3.0 Air Down:
- Moisture-Resistant Insulation: Air content of 11.55L/m² with a moisture regain rate of just 0.4%, ensuring the down remains lofted and warm even in damp conditions.
- Energy-Absorbing Warmth: Infrared heat increases temperature by 3.6°C, and solar heat retention adds 7.5°C, providing stable warmth with gamma self-absorbing heat technology.
- Core Energy Storage: The spiral hollow core structure with a thermal CLO value of 2.2 retains heat longer than traditional down, with a 14-minute delay in cooling when exposed to the same conditions.
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Fabric Technology:
- Micro-Fleece Lining: Features a porous design that continuously delivers warmth for a cozy, comfortable feel.
- Tightly Woven Protective Shell: Provides wind protection (<10mm/s) and water repellency (rated at level 4), ensuring you stay dry and comfortable in windy and rainy environments.
- Triple-Layer Dense Down Structure: Ensures no cold spots, with a low moisture regain rate that prevents clumping, keeping the down lofted and warm.
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Convenient Design:
- Machine Washable: Retains loft and warmth even after 20 machine washes, making it easy to maintain.
- Anti-Static Technology: Prevents static build-up for smoother on and off wear.
- Stain-Resistant Finish: With a stain resistance level ≥4, dirt and grime can be easily wiped away.
• Free Shipping on all orders worldwide.
• 30-day Return: Feel free to send your item back within 30 days of receiving the product.
You can review our shipping and returns policy here.
![](http://beneunder.com/cdn/shop/files/1_61b20617-18ae-45ce-b853-adc3bdb557cc.png?v=1724309436&width=880)
Lightweight and Portable, Warmth on the Go
Folds into a Palm-Sized Package, Easy to Carry
![](http://beneunder.com/cdn/shop/files/2_f350b3e9-fd53-4da3-a21a-5c4dc43854d3.png?v=1724309436&width=880)
Exceptional Warmth, Long-Lasting Comfort
Jech Clo+ 3.0 Insulation with Infrared Heating for Superior Warmth
![](http://beneunder.com/cdn/shop/files/3_5af953e9-222f-4dba-8eee-16cc898808e8.png?v=1724309436&width=880)
All-Weather Protection, Ready for Any Condition
Microfleece Lining and Protective Shell, Windproof and Water-Resistant