Thermotropic membranes alter infrared transparency dynamically.

Introducing the 247 Borg Fleece in Black. A versatile outer layer built for warmth and comfort, crafted from soft borg fleece with a structured fit. Featuring contrast ripstop panelling to the chest for added durability and a technical finish, its designed to transition effortlessly between outdoor environments and everyday wear. Complete with an adjustable hood, full zip closure, and tonal 247 branding to the chest.

strategic venting zones regulate temperature during activity