This is because the Powderkeg II 3-In-1 Jacket features a detachable liner jacket that's fully reversible and can be worn ...

And at the heart of any conversation around layering is the humble liner (jacket). Like so much of menswear, the liner jacket has its roots in military uniforms, and the embrace by regular folks ...

The brand is the latest to appeal to adventurers who've taken to sporting changing robes anywhere but by the water ...