Built to Become Anything
Since 1983, Jack Wolfskin has pioneered the 3-in-1 concept, creating versatile jacket systems that adapt to changing conditions. Whether as a complete 3-in-1 jacket or by mixing and matching compatible outer and inner jackets, our iconic Zip-In System lets you connect layers seamlessly with a zipper for personalized weather protection.
One Jacket, Three Configurations
Warm Inner Jacket
Fleece, down, or synthetic insulation.
Comfortable warmth that adapts to every season.
Waterproof Outer Jacket
Powered by TEXAPORE protection.
Reliable defense against rain, wind, and changing weather.
3-in-1 Zip-In System
Connects both layers with a zipper.
Wear each jacket separately or zip them together for complete weather protection.
Connects via full-length zip · Compatible with other 3-in-1 models · Mix and match with other jackets with system-zipper
Same Spirit, Evolved Design
Refined over the years, without losing what made it work.
History of 3-in-1
Jack Wolfskin’s 3-in-1 jacket became one of the brand’s signature innovations, built around a simple idea: one jacket system for changing weather conditions.
1980s/1990s
CENTURY launches as the first TEXAPORE 3-in-1 jacket, introducing modular weather protection.
2000s
The 3-in-1 system evolves with improved waterproof membranes, fleece liners, and advanced insulation technologies.
2016
Launch of the JASPER 3IN1, a modern outdoor icon built for year-round versatility.
2026
10 Years of JASPER: Celebrating a decade of one of Jack Wolfskin's most successful 3-in-1 jacket ranges.
The Jasper Family
Four ways to wear Jasper - find the fit for your next adventure.
Jasper Pro 3in1 JacketÂ
Combining waterproof weather protection and insulated warmth, the Jasper 3-in-1 adapts to changing conditions with a fully customizable layering system.
Jasper Decade 3in1 JacketÂ
The Jasper Decade 3in1 Jacket combines weather protection, warmth and versatile layering with an iconic but modern design celebrating 10 years of Jasper.
Jasper Pro 2L JacketÂ
All-weather protection meets versatile 3-in-1 adaptability in an iconic outdoor jacket.
Jasper JacketÂ
Lightweight softshell performance with breathable comfort and everyday weather protection for active adventures.
First to connect it. Still leading the way.
Our 3-in-1 zip system started an entire category.
Explore the Full Range
3-in-1 Jackets
3-in-1 Jackets
